Glossary

The fixed vocabulary of this site: what each term means here and, on a translated mirror, how it is rendered.

Subjective Effect Index

1. Taking Off: Trip report phase 1 of 4: dosing through the come-up · flight metaphor, keep the number prefix · not Onset, the duration stageEffect subcategory
2. The Waiting Room: Trip report phase 2 of 4: the peak, named for a liminal place · keep the metaphor, do not paraphraseEffect subcategory
3. The Other Side: Trip report phase 3 of 4: the comedown · keep the metaphorEffect subcategory
4. Coming Down: Trip report phase 4 of 4: return to baseline · keep the number prefixEffect subcategory
Abnormal heartbeat: Cardiovascular effect: the heart rhythm turns irregular, skipping or fluttering · not Increased heart rate or Decreased heart rate, which change pace not rhythmEffect
Addiction suppression: Cognitive suppression: cravings and the compulsion to use a substance fall away · opposite of Compulsive redosingEffect
After images: Visual distortion: an image lingers in vision after the object moves or the eyes shift · not Tracers, which trail behind moving objectsEffect
Alterations: Physical effect subcategory: bodily changes that are neither enhancement nor suppression · not Amplifications or Suppressions; not Distortions, which are sensoryEffect subcategory
Amnesia: Cognitive suppression: no new memories form during the experience, a blackout · stronger than Memory suppression, which only degrades recallEffect
Amplifications: Effect subcategory heading: a facet is increased or intensified, under Visual, Cognitive and Physical alike · not Enhancements, the sensory heading, or SuppressionsEffect subcategory
Analysis enhancement: Cognitive amplification: reasoning and problem-solving feel sharper than sober · pairs with Analysis suppressionEffect
Analysis suppression: Cognitive suppression: reasoning and problem-solving feel duller than sober · pairs with Analysis enhancementEffect
Analytical: Cognitive effect subcategory: reasoning, focus and thought structure · not Perception or EmotionalEffect subcategory
Anticipatory response: Multisensory effect: sensations arrive early because the person expects them, before the substance could act · psychological, not pharmacologicalEffect
Anxiety: Cognitive amplification: unease, worry and dread beyond what the situation warrants · pairs with Anxiety suppression; not Panic attack, a sudden discrete episodeEffect
Anxiety suppression: Cognitive suppression: worry and unease fall below the sober baseline, anxiolysis · pairs with AnxietyEffect
Appetite enhancement: Physical amplification: hunger and the drive to eat increase, the munchies · pairs with Appetite suppressionEffect
Appetite suppression: Physical suppression: hunger and the drive to eat fall away · pairs with Appetite enhancementEffect
Auditory: Sensory heading for hearing effects, short form of Auditory Effects · sibling of Visual, Tactile, Olfactory and GustatoryEffect subcategory
Auditory distortion: Auditory effect: real sounds are altered in pitch, echo or timing · not Auditory hallucination, which adds sounds with no sourceEffect
Auditory Effects: Effect category for everything that alters hearing, distortions and hallucinations included · sensory sibling of Visual, Tactile and Smell & Taste EffectsEffect category
Auditory enhancement: Auditory effect: real sounds are richer, clearer and more detailed · pairs with Auditory suppressionEffect
Auditory hallucination: Auditory effect: hearing voices, music or noises with no external source · not Auditory distortion (real sounds altered) or Auditory misinterpretationEffect
Auditory misinterpretation: Auditory effect: a real sound is briefly heard as something else, then corrected · not Auditory hallucination, which has no real sourceEffect
Auditory suppression: Auditory effect: real sounds are muffled, distant or muted · pairs with Auditory enhancementEffect
Autonomic: Physical effect subcategory: involuntary functions such as pupils, sweating and salivation · not Cardiovascular or RespiratoryEffect subcategory
Autonomous entity: Hallucinatory state: a hallucinated being that seems to act and communicate on its own · not Sensed presence, which is felt without being seenEffect
Autonomous voice communication: Novel cognitive state: an inner voice answers back as if it were a separate person · heard in the mind, not Auditory hallucinationEffect
Back pain: Uncomfortable bodily effect: aching or pain across the back · not Muscle tension, the sustained contraction that may cause itEffect
Bodily: Physical effect subcategory for general body discomforts, short form of Uncomfortable Bodily Effects · not Cardiovascular or NeurologicalEffect subcategory
Bodily control enhancement: Physical amplification: movement feels more precise, balanced and coordinated · opposite of Motor control lossEffect
Bodily pressures: Uncomfortable bodily effect: spontaneous feelings of pressure at spots on the body · not Muscle tension or Muscle crampEffect
Body odour alteration: Physical alteration: the body's natural scent changes, often chemical or unusual · not Olfactory hallucination, the smell is realEffect
Brain zaps: Neurological effect: brief electric-shock sensations in the head, typical of antidepressant withdrawal · not SeizureEffect
Brightness alteration: Visual distortion: the scene looks lighter or darker than it is · not Colour enhancement, which changes saturation not light levelEffect
Bronchodilation: Physical alteration: the airways widen so breathing feels easier and deeper · opposite of Respiratory depressionEffect
Cardiovascular: Physical effect subcategory for the heart and blood vessels, short form of Cardiovascular Effects · not Respiratory or NeurologicalEffect subcategory
Cardiovascular Effects: Uncomfortable physical effect group for the heart and blood vessels: heart rate, blood pressure, vessel width · not Neurological Effects or Uncomfortable Bodily EffectsEffect category
Catharsis: Psychological state: a deeply relieving release of pent-up emotion · a resolution, not Emotion intensification aloneEffect
Changes in felt bodily form: Physical alteration: the body feels reshaped, merged or differently proportioned · felt, not seen; not Perspective distortionEffect
Changes in felt gravity: Physical alteration: gravity seems to pull from a different direction or with different strength · not Perception of bodily heaviness or lightnessEffect
Chromatic aberration: Visual distortion: colour fringes appear along the edges of objects, like a bad lens · not Diffraction, which puts rainbows in bright lightEffect
Cognitive Amplifications: Cognitive effect group where a facet of thinking or mood is increased or intensified · not Cognitive Suppressions or Novel Cognitive StatesEffect category
Cognitive disconnection: Novel cognitive state: thoughts feel distant and detached from oneself · sibling of Physical disconnection and Visual disconnectionEffect
Cognitive dysphoria: Novel cognitive state: unease, dissatisfaction and mental discomfort · opposite of Cognitive euphoriaEffect
Cognitive Effects: Top-level effect category for thinking, mood and sense of self · sibling of Physical Effects and the sensory categoriesEffect category
Cognitive euphoria: Novel cognitive state: intense mental pleasure and wellbeing · opposite of Cognitive dysphoria; not Physical euphoria, which is felt in the bodyEffect
Cognitive fatigue: Cognitive suppression: mental exhaustion, lethargy and loss of drive to think · not Physical fatigue, which is bodilyEffect
Cognitive Suppressions: Cognitive effect group where a facet of thinking or mood is decreased · not Cognitive AmplificationsEffect category
Colour enhancement: Visual amplification: colours look more vivid and saturated than sober · pairs with Colour suppressionEffect
Colour replacement: Visual distortion: the whole scene or objects take on a colour they do not have · not Colour shifting, which cycles between huesEffect
Colour shifting: Visual distortion: object colours fluidly cycle through hues · not Colour replacement, which is a fixed tintEffect
Colour suppression: Visual suppression: colours look duller and washed out · pairs with Colour enhancementEffect
Comfortable: Physical effect subcategory: pleasant bodily effects such as euphoria and relaxation · opposite of UncomfortableEffect subcategory
Common: Frequency 3 of 5 on the effect intensity scales: reported by many · a scale position, not ordinaryFrequency scale
Component controllability: Multisensory effect: gaining partial deliberate control over hallucinations and other effects · rare; not Immersion enhancementEffect
Compulsive redosing: Novel cognitive state: a hard-to-resist urge to take more before the experience ends · opposite of Addiction suppressionEffect
Conceptual thinking: Novel cognitive state: thinking in wordless concepts and imagery rather than inner speech · not Thought accelerationEffect
Confusion: Cognitive suppression: inability to think with the usual clarity and coherence · milder than Delirium, which also disturbs awarenessEffect
Constipation: Uncomfortable bodily effect: infrequent or hard bowel movements · opposite of DiarrheaEffect
Coordination: Physical effect subcategory: balance, gait and motor control · not Impairment, which is cognitiveEffect subcategory
Cough suppression: Physical suppression: reduced urge and need to cough, the antitussive effect · not Respiratory depressionEffect
Creativity enhancement: Cognitive amplification: new ideas and artistic thinking come more easily · pairs with Creativity suppressionEffect
Creativity suppression: Cognitive suppression: less drive and ability to produce novel ideas or art · pairs with Creativity enhancementEffect
Decreased blood pressure: Cardiovascular effect: arterial pressure falls below normal · pairs with Increased blood pressure; not Decreased heart rateEffect
Decreased heart rate: Cardiovascular effect: the heart beats slower than normal at rest, bradycardia · pairs with Increased heart rate; not Abnormal heartbeatEffect
Decreased libido: Physical suppression: sexual desire and arousal fall away · pairs with Increased libido; not Orgasm suppressionEffect
Dehydration: Uncomfortable bodily effect: thirst and a dry mouth from too little water · not Dry mouth, which can occur without fluid lossEffect
Deja vu: Psychological state: the present moment feels already lived through, though it was not · opposite of Jamais vu; keep the French loan phraseEffect
Delirium: Cognitive suppression: disturbed awareness and cognition with confusion and convincing hallucinations, typical of deliriants · more severe than ConfusionEffect
Delusion: Psychological state: a false belief held with full conviction despite evidence · a belief, not a perception like a hallucinationEffect
Depersonalization: Psychological state: feeling detached from one's own mind, body or actions, as an outside observer · not Derealization, which concerns the surroundingsEffect
Depression: Psychological state: sad, empty or irritable mood with loss of interest · pairs with Depression reduction; not Respiratory depressionEffect
Depression reduction: Psychological state: the symptoms of low mood ease · pairs with Depression; not Cognitive euphoriaEffect
Depth perception distortions: Visual distortion: objects seem nearer or farther than they are · not Perspective distortion, which changes apparent sizeEffect
Derealization: Psychological state: the surroundings feel unreal, dreamlike or distant · not Depersonalization, which concerns the selfEffect
Diarrhea: Uncomfortable bodily effect: loose or liquid bowel movements · opposite of ConstipationEffect
Difficulty urinating: Uncomfortable bodily effect: a reduced ability to pass urine, urinary retention · opposite of Frequent urinationEffect
Diffraction: Visual distortion: rainbows and colour spectra appear inside bright light · not Chromatic aberration, which fringes object edgesEffect
Disconnective: Cognitive effect subcategory: detachment from senses, body or self, short form of Disconnective Effects · not Dissociative, the substance classEffect subcategory
Disconnective Effects: Effect category for feeling detached from the environment, senses or consciousness, the dissociative signature · groups Cognitive, Physical and Visual disconnectionEffect category
Disinhibition: Cognitive suppression: acting on impulse without the usual restraint or regard for consequences · not Increased suggestibilityEffect
Distortions: Visual effect subcategory: existing sight altered without new content · not Alterations, which are physical, or Hallucinatory StatesEffect subcategory
Dizziness: Neurological effect: a spinning or swaying sensation that makes standing hard · not Spatial disorientation, which is about positionEffect
Dosage independent intensity: Multisensory effect: effects spontaneously far stronger than the dose should produce · rare and inconsistent; not Sensory overloadEffect
Double vision: Visual suppression: seeing two overlapping copies of the scene · not Visual acuity suppression, which is blurEffect
Dream potentiation: Cognitive amplification: dreams become more vivid, intense and frequent · pairs with Dream suppressionEffect
Dream suppression: Cognitive suppression: dreams become fainter, rarer and harder to recall · pairs with Dream potentiationEffect
Drifting: Visual distortion: surfaces and objects slowly warp, melt and flow across themselves · not Texture liquidation, which simplifies textureEffect
Dry mouth: Uncomfortable bodily effect: the mouth feels dry and swallowing is hard · not Dehydration, which is actual fluid lossEffect
Ego death: Transpersonal state: temporary partial or total loss of the sense of self · not Ego replacement, where a different self takes overEffect
Ego inflation: Cognitive amplification: heightened confidence, superiority and self-regard · the opposite pole of Ego deathEffect
Ego replacement: Psychological state: one's identity feels swapped for another person, creature or object · not Ego death, where the self is absentEffect
Emotion intensification: Cognitive amplification: the current mood, whatever it is, becomes stronger · pairs with Emotion suppressionEffect
Emotion suppression: Cognitive suppression: emotions flatten and blunt below normal · pairs with Emotion intensificationEffect
Emotional: Cognitive effect subcategory: mood and feeling effects · not Social or EuphoriaEffect subcategory
Empathy, affection, and sociability enhancement: Cognitive amplification: warmth, compassion and talkativeness dominate the mind, the entactogen signature · not Increased suggestibilityEffect
Enhancement and suppression cycles: Novel cognitive state: two opposite mind states alternate at random intervals rather than co-occurring · not Mixed emotionsEffect
Enhancements: Sensory effect subcategory: a sense is heightened, such as colour or touch · not Amplifications, the cognitive and physical heading, or SuppressionsEffect subcategory
Environmental cubism: Visual distortion: the scene fragments into squares and cubes · not Scenery slicing, where sections drift apartEffect
Environmental patterning: Geometric pattern: textures like carpet or foliage drift into patterns built from their own material · not Geometry, which is abstractEffect
Euphoria: Physical effect subcategory heading for pleasurable effects · not Cognitive euphoria or Physical euphoria, the effect namesEffect subcategory
Excessive yawning: Physical alteration: repeated spontaneous yawning without any real sleepiness · not Sedation or SleepinessEffect
Existential self-realization: Transpersonal state: a sudden revelation or reaffirmation of one's existence in the universe · not Unity and interconnectednessEffect
External hallucination: Hallucinatory state: hallucinated content appears seamlessly within the real surroundings · not Internal hallucination, seen behind closed eyesEffect
Feelings of impending doom: Psychological state: sudden overwhelming dread that something terrible is about to happen · not Anxiety, which is diffuseEffect
Field of view alteration: Visual distortion: the visible area seems wider or narrower than usual · not Visual stretching, which stretches the imageEffect
Focus enhancement: Cognitive amplification: concentrating on one thing while ignoring others gets easier · pairs with Focus suppressionEffect
Focus suppression: Cognitive suppression: concentrating on one thing while ignoring others gets harder · pairs with Focus enhancementEffect
Frame rate suppression: Visual suppression: vision seems to update in slow, stuttering frames · opposite of Visual processing accelerationEffect
Frequent: Frequency 4 of 5 on the effect intensity scales: reported by most · between Common and Near universalFrequency scale
Frequent urination: Uncomfortable bodily effect: needing to urinate more often than usual · opposite of Difficulty urinatingEffect
Gait alteration: Physical alteration: the way a person walks and moves changes · not Motor control loss, which is loss of precisionEffect
Geometric Patterns: Visual effect group for shapes, fractals, form constants and patterns added to vision · not Visual Distortions, which alter what is already thereEffect category
Geometry: Geometric pattern: complex, colourful, fast-moving patterns and fractals fill the field of vision · not Environmental patterning, which grows from real texturesEffect
Geometry Video Script: Narration script for a video about the Geometry effect · a document title, not a subjective effectEffect
Glossolalia: Novel cognitive state: involuntarily speaking or thinking in nonsense that sounds like a language · not Language suppressionEffect
Gustatory: Sensory heading for taste effects · sibling of Olfactory; together they form Smell & TasteEffect subcategory
Gustatory Effects: Effect subcategory under Smell & Taste Effects for everything that alters taste · not Olfactory EffectsEffect subcategory
Gustatory enhancement: Smell and taste effect: tastes are richer and stronger than sober · pairs with Gustatory suppressionEffect
Gustatory hallucination: Smell and taste effect: tasting something that is not there, often metallic · not Gustatory enhancementEffect
Gustatory suppression: Smell and taste effect: tastes are vaguer and weaker, food can go tasteless · pairs with Gustatory enhancementEffect
Hallucinatory Effects: Visual effect group where wholly new dreamlike content is added to perception · not Visual Distortions, which only alter existing dataEffect category
Hallucinatory States: Visual effect subcategory: wholly new dreamlike content added to perception, same grouping as Hallucinatory Effects · not Novel States or DistortionsEffect subcategory
Headache: Neurological effect: pain anywhere in the head or neck · not Brain zapsEffect
Identity alteration: Cognitive effect: the sense of self feels temporarily built from different concepts than usual · milder than Ego replacement or Ego deathEffect
Immersion enhancement: Cognitive amplification: becoming fully absorbed in films, music, games or other media · not Novelty enhancement, which is fascination with surroundingsEffect
Impairment: Cognitive effect subcategory: thinking, memory and judgement reduced · not Coordination, which is physical; not SuppressionsEffect subcategory
Increased blood pressure: Cardiovascular effect: arterial pressure rises above normal · pairs with Decreased blood pressure; not Increased heart rateEffect
Increased bodily temperature: Neurological effect: body temperature rises above baseline, pyrexia · not Temperature regulation suppressionEffect
Increased heart rate: Cardiovascular effect: the heart beats faster than normal at rest, tachycardia · pairs with Decreased heart rate; not Abnormal heartbeatEffect
Increased libido: Physical amplification: sexual desire and arousal rise · pairs with Decreased libidoEffect
Increased music appreciation: Cognitive amplification: music is enjoyed far more than sober · not Auditory enhancement, which changes how sound is heardEffect
Increased pareidolia: Visual amplification: faces and patterns are seen in vague stimuli more readily · not External hallucination, the stimulus is realEffect
Increased perspiration: Uncomfortable bodily effect: sweating beyond what temperature regulation needs · not Skin flushingEffect
Increased phlegm production: Uncomfortable bodily effect: the throat and airways produce excess mucus, often coughed up · not Runny noseEffect
Increased salivation: Uncomfortable bodily effect: excess saliva in the mouth · opposite of Dry mouthEffect
Increased sense of humor: Cognitive amplification: things seem funnier and more amusing than sober · not Laughter fits, which need no triggerEffect
Increased suggestibility: Cognitive amplification: a greater tendency to accept and act on the suggestions of others · pairs with Suggestibility suppressionEffect
Internal hallucination: Hallucinatory state: hallucinated scenes seen in an imagined space, usually behind closed eyes · not External hallucination, which sits in the roomEffect
Introspection: Psychological state: feeling drawn or pushed to examine one's own life, thoughts and feelings · not MindfulnessEffect
Irritability: Cognitive amplification: being easily annoyed and provoked to anger, often during a comedown · not AnxietyEffect
Itchiness: Uncomfortable bodily effect: skin sensations that demand scratching, typical of opioids · not Spontaneous tactile sensationsEffect
Jamais vu: Psychological state: a familiar situation feels as if experienced for the first time · opposite of Deja vu; keep the French loan phraseEffect
Language suppression: Cognitive suppression: reduced ability to use and understand speech · not GlossolaliaEffect
Laughter fits: Physical alteration: uncontrollable spontaneous laughter with nothing funny behind it · not Increased sense of humorEffect
Machinescapes: Hallucinatory state: vast, intricate hallucinated mechanical landscapes felt as well as seen, typical of salvia · not GeometryEffect
Magnification: Hallucinatory state: distant details look enlarged and closer than they are · not Visual acuity enhancement, which only sharpensEffect
Mania: Psychological state: abnormally elevated energy, arousal and drive · not Stimulation, which is bodily energyEffect
Memory enhancement: Cognitive amplification: recalling and retaining memories gets easier · pairs with Memory suppressionEffect
Memory replays: Hallucinatory state: reliving past memories as vivid multisensory daydreams · a subtype of Internal hallucinationEffect
Memory suppression: Cognitive suppression: short and long-term memory work less well during the experience · pairs with Memory enhancement; milder than AmnesiaEffect
Mindfulness: Psychological state: attention rests on the immediate present with acceptance and no judgement · not Introspection, which examines oneselfEffect
Mixed emotions: Novel cognitive state: several emotions felt at once with no external trigger · not Enhancement and suppression cycles, which alternateEffect
Motivation enhancement: Cognitive amplification: a stronger desire to get tasks done · pairs with Motivation suppressionEffect
Motivation suppression: Cognitive suppression: little desire to start or persist with goals, avolition · pairs with Motivation enhancementEffect
Motor control loss: Physical suppression: precision, balance and coordination of movement decline · opposite of Bodily control enhancementEffect
Mouth numbing: Physical alteration: numbness in the mouth after sublingual or buccal dosing · local; not Tactile suppressionEffect
Multiple thought streams: Novel cognitive state: more than one internal narrative runs at the same time · not Thought accelerationEffect
Multisensory: Sensory heading for effects across several senses, short form of Multisensory Effects · not Visual or Auditory aloneEffect subcategory
Multisensory Effects: Effect category for effects that alter two or more senses at once, such as Synaesthesia · not Visual Effects or Auditory Effects aloneEffect category
Muscle cramp: Uncomfortable bodily effect: a sudden involuntary muscle contraction with sharp pain · not Muscle tension, which is sustained and mildEffect
Muscle relaxation: Physical alteration: muscles lose their tenseness and feel loose and comfortable · opposite of Muscle tensionEffect
Muscle tension: Uncomfortable bodily effect: prolonged partial muscle contraction with low-level aching · opposite of Muscle relaxation; not Muscle crampEffect
Muscle twitching: Uncomfortable bodily effect: small localized muscle tremblings, often visible through the skin · not Shakiness or Spontaneous physical movementsEffect
Nausea: Uncomfortable bodily effect: stomach unease with the urge to vomit · pairs with Nausea suppressionEffect
Nausea suppression: Physical suppression: reduced vomiting, stomach cramps and queasiness, the antiemetic effect · pairs with NauseaEffect
Near universal: Frequency 5 of 5 on the effect intensity scales: reported by almost everyone · above FrequentFrequency scale
Neurological: Physical effect subcategory for brain-related discomforts, short form of Neurological Effects · not CardiovascularEffect subcategory
Neurological Effects: Uncomfortable physical effect group for the brain and its blood vessels: headache, dizziness, seizure · not Cardiovascular Effects or Uncomfortable Bodily EffectsEffect category
Novel Cognitive States: Cognitive effect group for states unlike ordinary consciousness, not merely stronger or weaker · not Cognitive Amplifications or SuppressionsEffect category
Novel States: Cognitive effect subcategory for states unlike ordinary consciousness, short form of Novel Cognitive States · not Hallucinatory States or Psychological StatesEffect subcategory
Novelty enhancement: Cognitive amplification: increased fascination, awe and appreciation of one's surroundings · not Immersion enhancement, which is absorption in mediaEffect
Object activation: Hallucinatory state: a real object seems to move, come alive or act on its own · not Object alteration, which only warps shapeEffect
Object alteration: Visual distortion: objects and scenes progressively warp, stretch and shift in their 3D form · not Object activation, which animates themEffect
Olfactory: Sensory heading for smell effects · sibling of Gustatory; together they form Smell & TasteEffect subcategory
Olfactory Effects: Effect subcategory under Smell & Taste Effects for everything that alters smell · not Gustatory EffectsEffect subcategory
Olfactory enhancement: Smell and taste effect: smells are richer and stronger than sober, hyperosmia · pairs with Olfactory suppressionEffect
Olfactory hallucination: Smell and taste effect: smelling something that is not there, phantosmia · not Body odour alteration, which is a real smellEffect
Olfactory suppression: Smell and taste effect: smells are vaguer and weaker, anosmia · pairs with Olfactory enhancementEffect
Optical sliding: Uncomfortable bodily effect: the eyes cannot be held still and the view slides · not Vibrating vision, which is rapid oscillationEffect
Orgasm suppression: Physical suppression: difficulty or inability to reach orgasm despite stimulation, anorgasmia · not Decreased libidoEffect
Pain relief: Physical suppression: aches and pains are dulled, analgesia · not Muscle relaxationEffect
Panic attack: Psychological state: a sudden discrete episode of intense fear with racing heart and breathlessness · not Anxiety, which is ongoingEffect
Paranoia: Psychological state: suspicion or belief of being watched, persecuted or treated unfairly · a Delusion of one specific kindEffect
Perception: Cognitive effect subcategory: how the world, time and self are perceived · not Analytical or EmotionalEffect subcategory
Perception of bodily heaviness: Physical alteration: the body feels much heavier and sluggish · pairs with Perception of bodily lightnessEffect
Perception of bodily lightness: Physical alteration: the body feels much lighter and bouncier · pairs with Perception of bodily heavinessEffect
Perception of eternalism: Transpersonal state: time feels like a fixed whole where past, present and future all exist · not Time distortion, which changes paceEffect
Perception of interdependent opposites: Transpersonal state: the feeling that reality runs on pairs of opposites that need each other to exist · sibling of Perception of predeterminismEffect
Perception of predeterminism: Transpersonal state: the feeling that every event and choice was inevitable · opposite of Perception of self-designEffect
Perception of self-design: Transpersonal state: feeling personally responsible for creating something normally outside one's control · opposite of Perception of predeterminismEffect
Peripheral information misinterpretation: Visual suppression: something at the edge of vision is briefly seen as something else · not External hallucination, the object is realEffect
Personal bias suppression: Cognitive suppression: the cultural and personal biases that filter perception weaken · not Personal meaning enhancementEffect
Personal meaning enhancement: Cognitive amplification: innocuous events and coincidences feel deeply significant, aberrant salience · not Novelty enhancementEffect
Personality regression: Psychological state: temporarily adopting the personality and manner of one's younger self · not Ego replacement, the self stays one's ownEffect
Perspective distortion: Visual distortion: the body or surroundings seem larger, smaller, nearer or farther · not Perspective hallucinationEffect
Perspective hallucination: Hallucinatory state: a hallucination viewed from an altered vantage point such as third person · not Perspective distortionEffect
Photophobia: Uncomfortable bodily effect: light feels painful or intolerable to look at · not Brightness alteration, which changes how light looksEffect
Physical Alterations: Physical effect group for bodily changes that are neither enhancement, suppression nor discomfort · not Physical Amplifications or Physical SuppressionsEffect category
Physical Amplifications: Physical effect group where a facet of the body is increased or intensified · not Physical SuppressionsEffect category
Physical autonomy: Physical alteration: the body performs simple or complex actions entirely on its own · not Spontaneous physical movements, which are twitchesEffect
Physical disconnection: Physical alteration: feeling detached from touch and from ownership of the body · sibling of Cognitive disconnection and Visual disconnectionEffect
Physical Effects: Top-level effect category for the body and its functions · sibling of Cognitive Effects and the sensory categoriesEffect category
Physical euphoria: Physical alteration: pleasure and comfort felt across the body · not Cognitive euphoria, which is mentalEffect
Physical fatigue: Uncomfortable bodily effect: a general feeling of bodily exhaustion · not Cognitive fatigue, which is mentalEffect
Physical Suppressions: Physical effect group where a facet of the body is decreased · not Physical AmplificationsEffect category
Psychological States: Cognitive effect group for states known from psychology or built from simpler cognitive effects · not Novel Cognitive States or Transpersonal StatesEffect category
Psychosis: Psychological state: loss of contact with reality, with delusions and hallucinations · broader than Delusion or ParanoiaEffect
Pupil constriction: Physical alteration: pupils shrink under normal light, miosis, typical of opioids · opposite of Pupil dilationEffect
Pupil dilation: Physical alteration: pupils enlarge under normal light, mydriasis · opposite of Pupil constrictionEffect
Rare: Frequency 1 of 5 on the effect intensity scales: seldom reported · below UncommonFrequency scale
Recursion: Visual distortion: parts of the scene repeat within themselves in a self-similar way · not Symmetrical texture repetition, which mirrors texturesEffect
Rejuvenation: Psychological state: mental refreshment felt in the afterglow · not Cognitive euphoriaEffect
Relaxation: Physical effect subcategory: calming, muscle-loosening effects · not Sedation or SleepEffect subcategory
Respiratory: Physical effect subcategory: breathing effects · not CardiovascularEffect subcategory
Respiratory depression: Uncomfortable bodily effect: a reduced urge to breathe, potentially fatal, typical of opioids · opposite of Bronchodilation; not Depression the moodEffect
Restless legs: Uncomfortable bodily effect: an irresistible urge to move the legs to stop odd sensations · not Muscle twitchingEffect
Runny nose: Uncomfortable bodily effect: the nose fills with mucus · not Increased phlegm production, which is the throatEffect
Scenarios and plots: Hallucinatory state: the stories and events that unfold inside a hallucination · not Settings, sceneries, and landscapes, which are the placesEffect
Scenery slicing: Visual distortion: the visual field splits into clean slices that drift apart · not Environmental cubism, which fragments into cubesEffect
Sedation: Physical suppression: physical energy drops, discouraging movement and activity · pairs with Stimulation; not Sleepiness, the urge to sleepEffect
Seizure: Neurological effect: a brief episode of abnormal excessive brain activity, often with convulsions · pairs with Seizure suppressionEffect
Seizure suppression: Physical suppression: seizures are prevented or reduced, the anticonvulsant effect · pairs with SeizureEffect
Sensed presence: Psychological state: the feeling that another conscious being is present nearby · not Autonomous entity, which is seenEffect
Sensory overload: Multisensory effect: feeling overwhelmed by the sheer amount of sensory input · not Dosage independent intensityEffect
Serotonin syndrome: Neurological effect: dangerous excess serotonin causing high blood pressure, rapid heart rate, tremor and fever · a medical emergency, not StimulationEffect
Settings, sceneries, and landscapes: Hallucinatory state: the environments a hallucination takes place in · not Scenarios and plots, which are the eventsEffect
Shadow people: Hallucinatory state: patches of shadow seen as living beings, often in peripheral vision · a subtype of Autonomous entityEffect
Shakiness: Uncomfortable bodily effect: trembling of the hands, limbs or body · not Muscle twitching, which is localizedEffect
Skin flushing: Uncomfortable bodily effect: sudden reddening of the skin with rushing warmth · not Increased perspirationEffect
Sleep: Physical effect subcategory: sleep and dream effects · not Sedation or RelaxationEffect subcategory
Sleepiness: Cognitive suppression: a strong desire to sleep, drowsiness · not Sedation, which is lowered physical energyEffect
Smell & Taste: Sensory heading grouping Olfactory and Gustatory, short form of Smell & Taste Effects · keep the ampersand styleEffect subcategory
Smell & Taste Effects: Effect category grouping olfactory and gustatory effects · keep the ampersand style; sensory sibling of Auditory and Tactile EffectsEffect category
Social: Cognitive effect subcategory: sociability, empathy and communication · not EmotionalEffect subcategory
Spatial disorientation: Physical alteration: losing track of one's own position or motion in space · not Dizziness, which is spinningEffect
Spirituality enhancement: Transpersonal state: a shift in beliefs about existence, other people and what is meaningful · not Unity and interconnectednessEffect
Spontaneous physical movements: Physical alteration: random yet structured movements or twitches across muscle groups · not Muscle twitching, which is uncomfortableEffect
Spontaneous tactile sensations: Tactile effect: tingling and touch sensations with no physical trigger · not Tactile hallucination, a convincing specific feelingEffect
Stamina enhancement: Physical amplification: taxing activity continues longer without fatigue · not Stimulation, which is raw energyEffect
Stimulation: Physical amplification: physical energy levels rise · pairs with Sedation; not Wakefulness, which is mentalEffect
Stomach bloating: Uncomfortable bodily effect: the stomach feels swollen and expanded · not Stomach crampEffect
Stomach cramp: Uncomfortable bodily effect: sudden intense pain in the stomach · not Nausea or Stomach bloatingEffect
Suggestibility suppression: Cognitive suppression: less tendency to accept and act on the suggestions of others · pairs with Increased suggestibilityEffect
Suicidal ideation: Psychological state: compulsive thoughts of ending one's own life · not Depression, though they often co-occurEffect
Suppressions: Effect subcategory heading: a facet is decreased, under Visual, Cognitive and Physical alike · not Amplifications or EnhancementsEffect subcategory
Symmetrical texture repetition: Visual distortion: textures mirror themselves repeatedly in symmetrical patterns · not Recursion, which repeats whole sectionsEffect
Synaesthesia: Multisensory effect: the senses blend, such as seeing sounds or tasting colours · not Sensory overloadEffect
Tactile: Sensory heading for touch effects, short form of Tactile Effects · sibling of Visual and AuditoryEffect subcategory
Tactile distortion: Tactile effect: real touch sensations are altered · not Tactile hallucination, which adds sensations with no sourceEffect
Tactile Effects: Effect category for everything that alters the sense of touch · sensory sibling of Visual, Auditory and Smell & Taste EffectsEffect category
Tactile enhancement: Tactile effect: touch and bodily sensations feel more intense and noticeable · pairs with Tactile suppressionEffect
Tactile hallucination: Tactile effect: feeling a convincing physical sensation that is not happening · not Tactile distortion or Spontaneous tactile sensationsEffect
Tactile suppression: Tactile effect: the sense of touch weakens, with general numbness · pairs with Tactile enhancementEffect
Teeth chattering: Uncomfortable bodily effect: rapid involuntary opening and closing of the jaw, as when cold · not Teeth grindingEffect
Teeth grinding: Uncomfortable bodily effect: a compulsive urge to clench and grind the teeth, bruxism, typical of MDMA · not Teeth chatteringEffect
Temperature: Physical effect subcategory: body heat and its regulation · not AutonomicEffect subcategory
Temperature regulation suppression: Neurological effect: the body cannot hold a normal temperature · not Increased bodily temperature, which is a riseEffect
Temporary erectile dysfunction: Uncomfortable bodily effect: difficulty achieving or keeping an erection during the experience · not Decreased libidoEffect
Texture liquidation: Visual distortion: textures simplify and smudge until the scene looks painted · not Drifting, which warps and meltsEffect
Thought acceleration: Cognitive amplification: thoughts race much faster than sober · pairs with Thought decelerationEffect
Thought connectivity: Cognitive amplification: thoughts wander and link through fluid association · not Thought acceleration, which is speedEffect
Thought deceleration: Cognitive suppression: thoughts move much slower than sober · pairs with Thought accelerationEffect
Thought disorganization: Cognitive suppression: logical, systematic thinking breaks down · pairs with Thought organizationEffect
Thought loops: Novel cognitive state: being trapped in a chain of thoughts and actions that repeats over and over · not Thought connectivityEffect
Thought organization: Cognitive amplification: logical, systematic thinking improves, fluid intelligence · pairs with Thought disorganizationEffect
Time distortion: Novel cognitive state: the passage of time feels wildly altered and hard to track · not Perception of eternalismEffect
Tinnitus: Auditory effect: ringing, buzzing or hissing heard with no external sound · not Auditory hallucination, which is structured soundEffect
Tracers: Visual distortion: trails left behind moving objects · not After images, which linger after looking awayEffect
Transformations: Hallucinatory state: parts of the surroundings shapeshift into other objects · not Object alteration, which warps without becoming something elseEffect
Transpersonal: Cognitive effect subcategory for one's place in the universe and reality, short form of Transpersonal States · not PerceptionEffect subcategory
Transpersonal Effects: Article-page title for the same grouping as Transpersonal States: effects on one's place in the universe and reality · render identically to Transpersonal StatesEffect category
Transpersonal States: Cognitive effect group for states about one's place in the universe, reality or existence, the peak experiences · not Psychological StatesEffect category
Uncomfortable: Physical effect subcategory heading for unpleasant bodily effects · opposite of ComfortableEffect subcategory
Uncomfortable Bodily Effects: Uncomfortable physical effect group for the body at large: nausea, cramps, sweating · not Cardiovascular Effects or Neurological EffectsEffect category
Uncomfortable Physical Effects: Physical effect group for unpleasant, painful or distressing bodily changes · parent of Cardiovascular, Neurological and Uncomfortable Bodily EffectsEffect category
Uncommon: Frequency 2 of 5 on the effect intensity scales: reported by a minority · between Rare and CommonFrequency scale
Unity and interconnectedness: Transpersonal state: the sense of self expands to include other people, systems or everything · not Ego death, where the self dissolvesEffect
Unspeakable horrors: Hallucinatory state: prolonged exposure to indescribably frightening hallucinatory content · not Feelings of impending doomEffect
Vasoconstriction: Cardiovascular effect: blood vessels narrow, typical of stimulants · opposite of VasodilationEffect
Vasodilation: Cardiovascular effect: blood vessels widen · opposite of VasoconstrictionEffect
Vibrating vision: Uncomfortable bodily effect: rapid involuntary eye movements make vision shake, nystagmus · not Optical sliding or Visual strobingEffect
Visual: Sensory heading for sight effects, short form of Visual Effects · sibling of Auditory and TactileEffect subcategory
Visual acuity enhancement: Visual amplification: vision is sharper and clearer than sober · pairs with Visual acuity suppressionEffect
Visual acuity suppression: Visual suppression: vision goes blurred and indistinct · pairs with Visual acuity enhancement; not Double visionEffect
Visual agnosia: Visual suppression: inability to mentally process or recognise what is seen, however clear · not Visual acuity suppressionEffect
Visual Amplifications: Visual effect group where a facet of sight is heightened, such as colour or acuity · not Visual SuppressionsEffect category
Visual auras: Visual distortion: glowing translucent colour fields around the edges of people and objects · not Visual hazeEffect
Visual disconnection: Hallucinatory state: feeling distanced or detached from one's own sight, typical of dissociatives · sibling of Cognitive disconnection and Physical disconnectionEffect
Visual Distortions: Visual effect group where existing sight is altered without adding new content · not Hallucinatory Effects or Geometric PatternsEffect category
Visual Effects: Top-level effect category for everything that alters sight · parent of Visual Amplifications, Suppressions, Distortions, Geometric Patterns and Hallucinatory EffectsEffect category
Visual exposure to inner mechanics of consciousness: Geometric pattern: geometry that seems to convey how consciousness itself works · sibling of Visual exposure to semantic concept networkEffect
Visual exposure to semantic concept network: Geometric pattern: an endless web of geometric forms that seem to encode every concept and its links · sibling of Visual exposure to inner mechanics of consciousnessEffect
Visual flipping: Visual distortion: the scene appears rotated, mirrored or upside down · not Visual twistingEffect
Visual haze: Visual distortion: the air seems full of smoke, fog or haze · not Visual auras or Visual acuity suppressionEffect
Visual processing acceleration: Visual amplification: fast events are perceived and understood more quickly · opposite of Frame rate suppressionEffect
Visual stretching: Visual distortion: the field of view seems stretched horizontally or vertically · not Field of view alterationEffect
Visual strobing: Visual distortion: fast bright flashing like a strobe light across vision · not Vibrating vision, which is eye movementEffect
Visual Suppressions: Visual effect group where the ability to see the environment is reduced · not Visual AmplificationsEffect category
Visual twisting: Visual distortion: the field of view curls into itself like a spiral · not Visual flippingEffect
Wakefulness: Cognitive amplification: staying awake without sleepiness and needing less sleep · opposite of Sleepiness; not StimulationEffect
Watery eyes: Uncomfortable bodily effect: continuous involuntary tearing and streaming of the eyes · not PhotophobiaEffect

Replications

All media: Media filter value: every mediumReplications
Approved replicator: Credit label: an artist the site has accepted into the gallery · not Verified replicator (identity confirmed)Replications
Artist: Gallery label: the person who made the artwork · not a performerReplications
Artist practice: Gallery filter: the kind of maker (traditional psychedelic artist, generative, cultural) · not a rehearsalReplications
Artists: Plural of Artist and a gallery filter heading · render like ArtistReplications
Audio: Media filter value: sound worksReplications
Closed-eye: Viewing mode: effects seen behind closed eyelids · pairs with Open-eyeReplications
Content family: Gallery filter heading: the broad type of artwork · not a family of peopleReplications
Dark surrealism: Content family: unsettling surreal art matching dysphoric effectsReplications
Deliriants: Gallery filter: works depicting deliriant effects · class name, pluralReplications
Depicted effect: Gallery filter: which effect the artwork showsReplications
Dissociatives: Gallery filter: works depicting dissociative effects · class name, pluralReplications
Drug: Gallery filter: which substance the artwork depicts · neutral word, not slang or medicineReplications
Drug class: Gallery filter: the psychoactive class the depicted substance belongs toReplications
Drug class in title: Gallery filter: works whose title names a drug classReplications
Drug in title: Gallery filter: works whose title names a substanceReplications
Effect illustrations: Content family: diagrams or drawings that explain an effect · not experientialReplications
Experiential replications: Content family: works made to recreate an experience directly · the gallery's core, not illustrationReplications
Explanatory figures: Content family: figures and charts that explain a concept · not artworkReplications
Generative abstract art: Content family: computer-generated abstract imageryReplications
Images: Media filter value: still picturesReplications
Media: Gallery filter heading: the medium of the work (image, video, audio)Replications
Open-eye: Viewing mode: effects seen with eyes open · pairs with Closed-eyeReplications
Optical and perceptual art: Content family: op art and perceptual illusions that mimic visual effectsReplications
Other: Catch-all filter value: everything not in the named groupsReplications
Psychedelics: Gallery filter: works depicting psychedelic effects · class name, pluralReplications
Replicates: Gallery label: which effect an artwork recreates · verb form of Replication, not laboratory replicatesReplications
Replication: An artwork that recreates a drug effect as faithfully as possible · site content type · not copy or repeatReplications
Replications: Plural of Replication and the gallery's name · render like ReplicationReplications
Replicator: An artist who makes replications · agent noun of ReplicationReplications
Replicators: Plural of Replicator · render like ReplicatorReplications
Traditional cultural art: Content family: art from indigenous or historical traditions that depicts altered statesReplications
Traditional psychedelic artists: Artist practice: painters and illustrators working in the psychedelic art traditionReplications
Unattributed: Credit label: the artist is unknown · a status, not a judgementReplications
Unclassified content: Content family: not yet sorted into a family · a status labelReplications
Verified replicator: Credit label: an artist whose identity the site has confirmed · stronger than Approved replicatorReplications
Videos: Media filter value: moving picturesReplications
Viewing mode: Gallery filter: whether the effect is seen with eyes open or closedReplications
Visionary psychedelic art: Content family: art depicting visionary or mystical psychedelic experience · not effect illustrationReplications

Site and index names

2C-X: Section of the Psychedelic tab on the Substance Index · family code, keep Latin letters unchangedIndex or tab
Alkaloid (tropane): Section of the Deliriant tab on the Substance Index · alias of Tropane, render the class the same wayIndex or tab
All Effects: First tab of the Effect Index, every effect unfiltered · not Sensory, Cognitive or PhysicalIndex or tab
Amphetamine: Section header on the Entactogen and Stimulant tabs of the Substance Index · the singular class name, not the plural AmphetaminesIndex or tab
Amphetamines: Section of the Psychedelic tab on the Substance Index, the DOx compounds · plural, not the singular Amphetamine sectionIndex or tab
Analysis: Section heading: the site's own assessment of a report or topic · not chemical analysisSection heading
Antihistamines: Section of the Deliriant tab on the Substance Index · sedating first-generation antihistamines, not allergy medicine in generalIndex or tab
Audio Replications: Section heading: sound-based recreations of effects · replication in the site's sense, not audio copyingSection heading
Barbiturates: Section of the Sedative-hypnotics tab on the Substance Index · plural of the chemical class BarbiturateIndex or tab
Benzodiazepines: Section of the Sedative-hypnotics tab on the Substance Index · plural of the chemical class 1,4-BenzodiazepineIndex or tab
Benzofuran: Section header on the Entactogen and Stimulant tabs of the Substance Index · alias of Benzofuranethylamine (benzofurans), render the sameIndex or tab
Cathinone: Section header on the Entactogen and Stimulant tabs of the Substance Index · alias of β-Ketoamphetamine (cathinones), render the sameIndex or tab
Citations: Section heading: the inline source markers and their list · pairs with ReferencesSection heading
Classification: Article section: psychoactive and chemical class · headingSection heading
Cognitive: Effect Index tab for effects on thinking and cognition · not Sensory or PhysicalIndex or tab
Contributors: Section heading and index: people who wrote or edited · not donorsSection heading
Diarylethylamine (substituted): Section of the Dissociative tab on the Substance Index · alias of 1,2-Diarylethylamine (diarylethylamines), render the sameIndex or tab
Disregard Everything I Say: The site's parent project and channel name · proper noun, never translateSite name
Dosage & Duration: Article section: dose tiers and timing tables · keep the ampersand's sense as andSection heading
dose.wiki: This site's name · never translate or transliterateSite name
Duration: Article section and table heading: how long effects last by stageSection heading
Editorial Review: Section heading: notes from the site's editors about a page's state · not peer reviewSection heading
Effect Index: Sister site presenting the Subjective Effect Index · proper noun, keep in Latin scriptSite name
Fentanyl analogues: Section of the Opioid tab on the Substance Index · fentanyl and its relatives, not MorphinanIndex or tab
GABA analogues: Section of the Sedative-hypnotics tab on the Substance Index · gabapentinoids, keep GABA in Latin lettersIndex or tab
Harm Potential: Article section: toxicity, dependence, and long-term risk · headingSection heading
History & Culture: Article section: discovery, use, and cultural context · keep the ampersand's sense as andSection heading
Identification: Article section: chemical identity, names, and structure · not proof of identitySection heading
Interactions: Article section: combinations with other drugs and their risk tier · not social interactionsSection heading
Legality: Article section: legal status by country · not legitimacySection heading
Library: Effect Index tab for long-form writing: intensity scales, substance guides, essays · not a buildingIndex or tab
Meta: Section heading: information about the page itself, such as dates and authorship · not Meta the companySection heading
Modafinil-like: Section of the Stimulant tab on the Substance Index · eugeroics, not AmphetamineIndex or tab
More Info: Last tab of the Effect Index holding the full introduction · not a generic link labelIndex or tab
Natural: Section of the Cannabinoid tab on the Substance Index, plant-derived members · origin filter, opposite of SyntheticIndex or tab
NBOMes: Section of the Psychedelic tab on the Substance Index · plural family code, keep Latin letters unchangedIndex or tab
Other antidepressants: Catch-all section of the Antidepressant tab on the Substance Index · everything not in a named sectionIndex or tab
Other deliriants: Catch-all section of the Deliriant tab on the Substance Index · everything not Antihistamines or Alkaloid (tropane)Index or tab
Other dissociatives: Catch-all section of the Dissociative tab on the Substance Index · everything not in a named sectionIndex or tab
Other entactogens: Catch-all section of the Entactogen tab on the Substance Index · everything not in a named sectionIndex or tab
Other GABAergics: Catch-all section of the Sedative-hypnotics tab on the Substance Index · keep GABA in Latin lettersIndex or tab
Other opioids: Catch-all section of the Opioid tab on the Substance Index · everything not Morphinan or Fentanyl analoguesIndex or tab
Other stimulants: Catch-all section of the Stimulant tab on the Substance Index · everything not in a named sectionIndex or tab
Overview: Article section: general description of the substance · headingSection heading
Personal Commentary: Section heading: the author's own remarks inside a trip report · not the site's viewSection heading
Pharmacology: Article section: mechanism of action and pharmacokinetics · headingSection heading
Physical: Effect Index tab for bodily effects · not Sensory or CognitiveIndex or tab
PsychonautWiki: External reference site · proper noun, never translateSite name
Racetam and peptide-like: Section of the Nootropic tab on the Substance Index · racetams plus peptide nootropics, not Supplements and oneirogensIndex or tab
Reagent Testing: Article section: colour reactions with reagent test kits · not laboratory assaySection heading
References: Article section: numbered source list · pairs with Citations and SourcesSection heading
Related Substances: Article section: chemically or pharmacologically similar substancesSection heading
Scalines: Section of the Psychedelic tab on the Substance Index · plural of the mescaline analogue class, not 2C-XIndex or tab
SEI: Abbreviation of Subjective Effect Index · keep in Latin lettersSite name
Sensory: Effect Index tab for effects on the senses: visual, auditory, tactile · not Cognitive or PhysicalIndex or tab
Sources: Section heading: where the information came from · not source codeSection heading
Style Variations: Section heading in replications: the same effect drawn in different artistic stylesSection heading
Subjective Effect Index: The site's catalogue of drug effects · translate the phrase; SEI is its abbreviation and stays LatinSite name
Subjective Effects: Article section: effects as experienced, listed by the Subjective Effect Index · not objective or clinical effectsSection heading
Summary: Substance article section 1: the short overview at the top · heading, not a verbSection heading
Supplements and oneirogens: Section of the Nootropic tab on the Substance Index · dietary supplements and dream-inducing substancesIndex or tab
Synthetic: Section of the Cannabinoid tab on the Substance Index, lab-made members · origin filter, opposite of NaturalIndex or tab
Trip Reports: Section heading and index: first-person experience accounts · not travelSection heading
TripSit: External harm-reduction site · proper noun, never translateSite name
Z-drugs: Section of the Sedative-hypnotics tab on the Substance Index · non-benzodiazepine hypnotics, keep the letter ZIndex or tab

Article labels and scales

After Effects: Duration stage 5 of 6: residual effects after the main experience · not comedownDuration stage
Buccal: Route: absorbed through the cheek lining · not Sublingual (under the tongue)Route of administration
Caution: Interaction tier 1 of 3: combine with care and reduced doses · advisory, not a prohibitionInteraction tier
Come Up: Duration stage 2 of 6: effects rising toward the peak · same concept as the register word come-upDuration stage
Confirmed: Carcinogenicity level: an established human carcinogenCarcinogenicity level
Controlled precursor: Legal status: a chemical regulated because it can make a controlled drug · not itself a drugLegal status
Dangerous: Interaction tier 3 of 3: combination can be fatal · strongest warning, keep its full forceInteraction tier
Decriminalized: Legal status: possession is not a criminal offence but may still be penalised · not legalLegal status
Extremely High: Risk level 4 of 4Risk level
Extremely Low: Risk level 1 of 4 for a harm category · a rating, not a doseRisk level
Heavy: Dose tier 5 of 5: dose with significant risk · an amount, not weightDose tier
High: Risk level 3 of 4 · a rating · not the slang for intoxicatedRisk level
Illegal: Legal status: possession is a criminal offenceLegal status
Illegal (analog/blanket ban): Legal status: illegal only because a law covers analogues or whole classes · not named individuallyLegal status
IM: Abbreviation of Intramuscular · use the target language's standard clinical abbreviationRoute of administration
Inhaled: Route: breathed in as gas or vapour · not Smoked (combustion), not Vaporized specificallyRoute of administration
Injected: Route: delivered by needle, any site · umbrella for IV, IM, and subcutaneousRoute of administration
Insufflated: Route: snorted through the nose · clinical register · pairs with IntranasalRoute of administration
Intramuscular: Route: injected into muscle · abbreviation IMRoute of administration
Intranasal: Route: into the nose, snorted or sprayed · clinical registerRoute of administration
Intravenous: Route: injected into a vein · abbreviation IVRoute of administration
IV: Abbreviation of Intravenous · use the target language's standard clinical abbreviationRoute of administration
IV/IM: Route label: intravenous or intramuscular injection · keep both abbreviations and the slashRoute of administration
Legal (regulated): Legal status: lawful to possess under rules such as age or licensing · pairs with Prescription only and RestrictedLegal status
Light: Dose tier 2 of 5 · an amount, not brightness or weightDose tier
Limited: Evidence level: a few or weak studiesEvidence level
Low: Risk level 2 of 4 · a rating, not a dose or a heightRisk level
Moderate: Dose tier 3 of 5: the typical dose · an amount, not a temperamentDose tier
Negative: Evidence level: studies contradict the claim · a direction, not a moodEvidence level
No Evidence: Carcinogenicity level: studied with no sign of cancer risk · not the same as UnknownCarcinogenicity level
None: Evidence level: no studies bear on the claim · absence of evidence, not a negative findingEvidence level
Not scheduled: Legal status: the substance appears in no controlled-drug schedule · absence of a rule, not permissionLegal status
Offset: Duration stage 4 of 6: effects declining · not compensation, not oppositeDuration stage
Onset: Duration stage 1 of 6: time until first effects are felt · a delay, not the effects themselvesDuration stage
Oral: Route of administration: swallowed · clinical register, not spokenRoute of administration
Peak: Duration stage 3 of 6: strongest effects · a time span, not a mountain or maximum valueDuration stage
Positive: Evidence level: studies support the claim · a direction, not a moodEvidence level
Possible: Carcinogenicity level: weak or limited evidence of cancer riskCarcinogenicity level
Prescription only: Legal status: lawful only with a medical prescriptionLegal status
Probable: Carcinogenicity level: substantial evidence short of proof · stronger than PossibleCarcinogenicity level
Rectal: Route: inserted into the rectum · clinical registerRoute of administration
Restricted: Legal status: lawful with limits on sale, amount, or place · not illegalLegal status
Smoked: Route: burned and inhaled · combustion, not vaporisationRoute of administration
Strong: Dose tier 4 of 5 · an amount taken, not the potency of the substanceDose tier
Subcutaneous: Route: injected under the skinRoute of administration
Sublingual: Route: held under the tongue · not Buccal (cheek)Route of administration
Threshold: Dose tier 1 of 5: lowest dose with any noticeable effect · an amount, not a doorway or limitDose tier
Total: Duration stage 6 of 6: the whole experience end to end · a length of time, not a quantityDuration stage
Transdermal: Route: absorbed through intact skin, as a patch or gelRoute of administration
Unknown: Carcinogenicity level: not studied enough to say · not the same as No EvidenceCarcinogenicity level
Unsafe: Interaction tier 2 of 3: combination carries real risk and is advised againstInteraction tier
Vaporized: Route: heated without burning and inhaled · not SmokedRoute of administration

Drug classes and reagents

1,2-Diarylethylamine (diarylethylamines): Structural class of dissociatives · members: diphenidine, ephenidine · use standard chemical nomenclature, not ArylcyclohexylamineChemical class
1,3-Propanediol dicarbamate: Alias of Carbamate · render as that classChemical class alias
1,4-Benzodiazepine (benzodiazepines): Structural class of sedatives · members: diazepam, alprazolam, clonazepam · use standard chemical nomenclature, distinct from 1,5-BenzodiazepineChemical class
1,5-Benzodiazepine: Structural class, positional isomer of the 1,4-benzodiazepines · member: clobazam · use standard chemical nomenclatureChemical class
2-amino-5-aryloxazoline: Alias of 2-Amino-5-aryloxazoline (aminorexes) · lowercase variant, render as that classChemical class alias
2-Amino-5-aryloxazoline (aminorexes): Structural class of stimulants · members: aminorex, 4,4-DMAR, pemoline · use standard chemical nomenclatureChemical class
2-Aminoindane (aminoindanes): Structural class, ring-locked amphetamine analogues · members: MDAI, 5-IAI · use standard chemical nomenclatureChemical class
2-Benzylbenzimidazole (nitazenes): Structural class of very potent synthetic opioids · members: isotonitazene, metonitazene, etonitazene · use standard chemical nomenclatureChemical class
2-Benzylpiperidine: Structural class of stimulants, parent of the phenidates · use standard chemical nomenclatureChemical class
2-Phenylmorpholine (phenylmorpholines): Structural class of stimulants · members: phenmetrazine, 3-FPM · use standard chemical nomenclatureChemical class
2-Pyrrolidinone (racetams): Structural class of nootropics · members: piracetam, aniracetam, phenylpiracetam · use standard chemical nomenclatureChemical class
2,5-dimethoxyamphetamine: Alias of 2,5-Dimethoxyamphetamine (DOx) · lowercase variant, render as that classChemical class alias
2,5-Dimethoxyamphetamine (DOx): Structural class of psychedelic amphetamines · members: DOM, DOI, DOB · systematic name translated, keep the code DOx in Latin lettersChemical class
2,5-Dimethoxyphenethylamine (2C-x): Structural class of psychedelics · members: 2C-B, 2C-E, 2C-I · systematic name translated, keep the code 2C-x in Latin lettersChemical class
25x-NB3OMe: Alias of N-(3-Methoxybenzyl)phenethylamine (x-NB3OMe) · family code, keep Latin letters unchangedChemical class alias
25x-NB4OMe: Alias of N-(4-Methoxybenzyl)phenethylamine (x-NB4OMe) · family code, keep Latin letters unchangedChemical class alias
25x-NBF: Alias of N-(2-Fluorobenzyl)phenethylamine (x-NBF) · family code, keep Latin letters unchangedChemical class alias
25x-NBOH: Alias of N-(2-Hydroxybenzyl)phenethylamine (x-NBOH) · family code, keep Latin letters unchangedChemical class alias
25x-NBOMe: Alias of N-(2-Methoxybenzyl)phenethylamine (x-NBOMe) · family code, keep Latin letters unchangedChemical class alias
3,5-dimethoxyamphetamine: Alias of 3,5-Dimethoxyamphetamine (3C-x) · lowercase variant, render as that classChemical class alias
3,5-Dimethoxyamphetamine (3C-x): Structural class, alpha-methyl homologues of the scalines · members: 3C-E, 3C-P · systematic name translated, keep the code 3C-x in Latin lettersChemical class
3,5-dimethoxyphenethylamine: Alias of 3,5-Dimethoxyphenethylamine (scalines) · lowercase variant, render as that classChemical class alias
3,5-Dimethoxyphenethylamine (scalines): Structural class of mescaline analogues · members: mescaline, escaline, allylescaline · use standard chemical nomenclature, not 2C-xChemical class
3C-x: Alias of 3,5-Dimethoxyamphetamine (3C-x) · family code, keep Latin letters unchangedChemical class alias
A-typical Hallucinogen: Psychoactive class for hallucinogens outside psychedelic, dissociative and deliriant · Substance Index panel under the Hallucinogens tab · not the umbrella HallucinogenPsychoactive class
Adamantane: Structural class built on a rigid carbon cage · members: memantine, amantadine · use standard chemical nomenclatureChemical class
Adamantane derivative: Alias of Adamantane · render as that classChemical class alias
Alcohol: Structural class with a hydroxyl group · members: ethanol, 2M2B · use standard chemical nomenclature, wider than the drinkChemical class
Alkaloid (indole): Alias of Indole · render as that class, qualifier stays in parenthesesChemical class alias
Alkaloid (mesembrine): Alias of Mesembrine alkaloid · render as that class, qualifier stays in parenthesesChemical class alias
Alkaloid (phenethylamine): Alias of Phenethylamine · render as that class, qualifier stays in parenthesesChemical class alias
Alkaloid (pyridine): Alias of Pyridine alkaloid · render as that class, qualifier stays in parenthesesChemical class alias
Alkyl amine: Alias of Amine · render as that classChemical class alias
Amine: Structural class, the broadest family on the Chemical Index · nearly every scaffold descends from it · use standard chemical nomenclatureChemical class
Aminoindane: Alias of 2-Aminoindane (aminoindanes) · render as that classChemical class alias
Aminorex: Alias of 2-Amino-5-aryloxazoline (aminorexes) · render as that class, also the name of its founding substanceChemical class alias
Amphetamine (psychedelic): Alias of 2,5-Dimethoxyamphetamine (DOx) · render as that class, qualifier stays in parenthesesChemical class alias
Amphetamine (substituted): Alias of α-Methylphenethylamine (amphetamines) · render as that class, qualifier stays in parenthesesChemical class alias
Anilidopiperidine: Alias of Anilidopiperidine (fentanyls) · render as that classChemical class alias
Anilidopiperidine (fentanyls): Structural class of potent synthetic opioids · members: fentanyl, acetylfentanyl, sufentanil · use standard chemical nomenclatureChemical class
Anilidopiperidine (opioid): Alias of Anilidopiperidine (fentanyls) · render as that class, qualifier stays in parenthesesChemical class alias
Anilinopiperidine: Alias of Anilidopiperidine (fentanyls) · spelling variant, render as that classChemical class alias
Anilinopiperidine (opioid): Alias of Anilidopiperidine (fentanyls) · spelling variant, render as that classChemical class alias
Antidepressant: Psychoactive class of mood-disorder medications · Substance Index tab · not Depressants, the umbrella for substances that slow the nervous systemPsychoactive class
Antipsychotic: Psychoactive class of dopamine-blocking medications · Substance Index tab · not AntidepressantPsychoactive class
Arylalkylamine: Structural class, umbrella over phenethylamines and tryptamines · use standard chemical nomenclatureChemical class
Arylcyclohexyl-related NMDA antagonist: Alias of Arylcyclohexylamine · render as that class, keep NMDA in Latin lettersChemical class alias
Arylcyclohexylamine: Structural class of dissociatives · members: ketamine, PCP, methoxetamine · use standard chemical nomenclatureChemical class
Barbiturate: Structural class of sedatives · members: phenobarbital, secobarbital, pentobarbital · use standard chemical nomenclatureChemical class
Benzamide: Structural class, amide on a benzene ring · member: U-47700 · use standard chemical nomenclatureChemical class
Benzeneacetamide: Alias of Benzeneacetamide (U-compounds) · render as that classChemical class alias
Benzeneacetamide (U-compounds): Structural class of U-series synthetic opioids · systematic name translated, keep the code U in Latin lettersChemical class
Benzhydrol: Alias of Diphenylmethanol (benzhydrols) · render as that classChemical class alias
Benzhydryl: Alias of Diphenylmethanol (benzhydrols) · render as that classChemical class alias
Benzimidazole: Structural class, fused benzene and imidazole rings, parent of the nitazenes · use standard chemical nomenclatureChemical class
Benzimidazole (nitazene): Alias of 2-Benzylbenzimidazole (nitazenes) · render as that class, not the parent BenzimidazoleChemical class alias
Benzimidazole opioid: Alias of 2-Benzylbenzimidazole (nitazenes) · render as that class, not the parent BenzimidazoleChemical class alias
Benzochromene: Alias of Dibenzopyran · render as that classChemical class alias
Benzodiazepine: Alias of 1,4-Benzodiazepine (benzodiazepines) · render as that class, the everyday singularChemical class alias
Benzodiazepine (1,5-benzodiazepine): Alias of 1,5-Benzodiazepine · render as that class, not the 1,4 familyChemical class alias
Benzodiazepine (N-trifluoroethyl substituted): Alias of 1,4-Benzodiazepine (benzodiazepines) · render as that class, qualifier stays in parenthesesChemical class alias
Benzodiazepine (prodrug): Alias of 1,4-Benzodiazepine (benzodiazepines) · render as that class, qualifier stays in parenthesesChemical class alias
Benzodiazepine (triazolobenzodiazepine): Alias of Triazolobenzodiazepine · render as that classChemical class alias
Benzodifuran: Alias of 2,5-Dimethoxyphenethylamine (2C-x) · render as that classChemical class alias
Benzofuran (benzodihydrodifuran): Alias of Benzofuranethylamine (benzofurans) · render as that class, qualifier stays in parenthesesChemical class alias
Benzofuran (dihydrobenzofuran): Alias of Benzofuranethylamine (benzofurans) · render as that class, qualifier stays in parenthesesChemical class alias
Benzofuran (psychedelic): Alias of Benzofuranethylamine (benzofurans) · render as that class, qualifier stays in parenthesesChemical class alias
Benzofuran (substituted): Alias of Benzofuranethylamine (benzofurans) · render as that class, qualifier stays in parenthesesChemical class alias
Benzofuranethylamine (benzofurans): Structural class of entactogens and stimulants · members: 5-APB, 6-APB, 2C-B-FLY · use standard chemical nomenclatureChemical class
Benzoylindole: Alias of Cannabinoid · synthetic cannabinoid scaffold, render as that classChemical class alias
Benzylamine: Structural class, one carbon between ring and nitrogen · parent of piperazines and benzamides · use standard chemical nomenclatureChemical class
Benzylpiperazine (piperazines): Structural class · members: BZP, mCPP, 4-FPP · use standard chemical nomenclatureChemical class
Benzylpiperidine: Alias of 2-Benzylpiperidine · render as that classChemical class alias
Beta-carboline: Alias of β-Carboline · spelled-out Greek letter, render as that classChemical class alias
Brominated indole alkaloid: Alias of Tryptamine · render as that classChemical class alias
Cannabinoid: Psychoactive class acting at cannabinoid receptors · Substance Index tab, Natural and Synthetic sections · one rendering serves the chemical class tooPsychoactive class
Cannabinoid (phytocannabinoid): Alias of Cannabinoid · plant-derived members, render as that class, qualifier stays in parenthesesChemical class alias
Cannabinoid (synthetic): Alias of Cannabinoid · lab-made members, render as that class, qualifier stays in parenthesesChemical class alias
Carbamate: Structural class of sedatives, esters of carbamic acid · members: carisoprodol, meprobamate · use standard chemical nomenclatureChemical class
Cathinone (substituted): Alias of β-Ketoamphetamine (cathinones) · render as that class, qualifier stays in parenthesesChemical class alias
Cycloalkylamine: Structural class, amine on a saturated ring, parent of the arylcyclohexylamines · use standard chemical nomenclatureChemical class
Cyclopyrrolone: Structural class of Z-drug hypnotics · members: zopiclone, eszopiclone · use standard chemical nomenclatureChemical class
Dephenylmethane: Alias of Diphenylmethanol (benzhydrols) · render as that class, do not correct the spellingChemical class alias
Diarycycloheptene: Alias of Arylcyclohexylamine · render as that class, do not correct the spellingChemical class alias
Diarylethylamine: Alias of 1,2-Diarylethylamine (diarylethylamines) · render as that classChemical class alias
Dibenzopyran: Structural class of classical phytocannabinoids · members: THC, CBD · use standard chemical nomenclatureChemical class
Diol (alkanediol): Alias of Alcohol · render as that class, qualifier stays in parenthesesChemical class alias
Diphenylheptane (opioid): Alias of Diphenylpropylamine · render as that class, qualifier stays in parenthesesChemical class alias
Diphenylmethanethiol: Alias of Diphenylmethanethiol (modafinils) · render as that classChemical class alias
Diphenylmethanethiol (modafinils): Structural class of eugeroics · members: modafinil, armodafinil · use standard chemical nomenclatureChemical class
Diphenylmethanol: Alias of Diphenylmethanol (benzhydrols) · render as that classChemical class alias
Diphenylmethanol (benzhydrols): Structural class including the ethanolamine antihistamines · member: diphenhydramine · use standard chemical nomenclatureChemical class
Diphenylmethylsulfinylacetamide (modafinil analogue): Alias of Diphenylmethanethiol (modafinils) · render as that class, qualifier stays in parenthesesChemical class alias
Diphenylpropylamine: Structural class of opioids · member: methadone · use standard chemical nomenclatureChemical class
DOx: Alias of 2,5-Dimethoxyamphetamine (DOx) · family code, keep Latin letters unchangedChemical class alias
Ehrlich: Reagent test named for a person · turns purple with indoles like LSD · do not translate the nameReagent
Empathogen: Older synonym of Entactogen · render identically to EntactogenPsychoactive class
Empathogens: Plural of Empathogen · render like EntactogenPsychoactive class
Entactogen: Psychoactive class producing emotional openness, MDMA-like · Substance Index tab · preferred term; Empathogen is its older synonym, rendered identicallyPsychoactive class
Entactogens: Plural of Entactogen · render like EntactogenPsychoactive class
Ethanolamine: Alias of Diphenylmethanol (benzhydrols) · render as that classChemical class alias
Ethanolamine derivative (antihistamine): Alias of Diphenylmethanol (benzhydrols) · render as that class, qualifier stays in parenthesesChemical class alias
Ether: Structural class, oxygen bridging two carbon groups · member: diethyl ether · use standard chemical nomenclatureChemical class
Folin: Reagent test named for a person · use the transliteration reagent kits useReagent
Froehde: Reagent test named for a person · use the transliteration reagent kits useReagent
Furanolactone: Structural class of terpenoids · member: salvinorin A · use standard chemical nomenclatureChemical class
GABA analogue: Alias of γ-Aminobutyric acid analogue (gabapentinoids) · render as that class, keep GABA in Latin lettersChemical class alias
GABA analogue (gabapentinoid): Alias of γ-Aminobutyric acid analogue (gabapentinoids) · render as that class, keep GABA in Latin lettersChemical class alias
GABA analogue (prodrug): Alias of γ-Aminobutyric acid analogue (gabapentinoids) · render as that class, keep GABA in Latin lettersChemical class alias
Gabapentinoid: Alias of γ-Aminobutyric acid analogue (gabapentinoids) · render as that classChemical class alias
Gallic: Reagent test based on gallic acid · an acid, not a surnameReagent
Harmala alkaloid: Alias of β-Carboline · render as that classChemical class alias
Hexahydroazepinoindole: Alias of Hexahydroazepinoindole (ibogalogs) · render as that classChemical class alias
Hexahydroazepinoindole (ibogalogs): Structural class of ibogaine analogues · member: ibogaine · use standard chemical nomenclatureChemical class
Hofmann: Reagent test named for a person · use the transliteration reagent kits useReagent
Iboga alkaloid: Alias of Hexahydroazepinoindole (ibogalogs) · render as that classChemical class alias
Ibogalog: Alias of Hexahydroazepinoindole (ibogalogs) · render as that classChemical class alias
Imidazobenzodiazepine: Alias of 1,4-Benzodiazepine (benzodiazepines) · render as that classChemical class alias
Imidazopyridine: Structural class of Z-drug hypnotics · member: zolpidem · use standard chemical nomenclatureChemical class
Indazole: Structural class, benzene fused to pyrazole, core of many synthetic cannabinoids · use standard chemical nomenclatureChemical class
Indazolecarboxamide (synthetic cannabinoid): Alias of Cannabinoid · synthetic cannabinoid scaffold, render as that class, qualifier stays in parenthesesChemical class alias
Indole: Structural class, benzene fused to pyrrole, parent of the tryptamines · use standard chemical nomenclatureChemical class
Indole alkaloid: Alias of Indole · render as that classChemical class alias
Isoxazole: Structural class · member: muscimol · use standard chemical nomenclatureChemical class
Liebermann: Reagent test named for a person · use the transliteration reagent kits useReagent
Lysergamide: Structural class of ergoline psychedelics · members: LSD, 1P-LSD, AL-LAD · use standard chemical nomenclatureChemical class
Mandelin: Reagent test named for a person · use the transliteration reagent kits useReagent
Marquis: Reagent test named for a person · use the transliteration reagent kits use, do not translate the surnameReagent
MDxx: Alias of Methylenedioxyphenethylamine (MDxx) · family code, keep Latin letters unchangedChemical class alias
Mecke: Reagent test named for a person · use the transliteration reagent kits useReagent
Mesembrine alkaloid: Structural class from Sceletium (kanna) · use standard chemical nomenclatureChemical class
Methylenedioxyphenethylamine (MDxx): Structural class of entactogens · members: MDMA, MDA, MDEA · systematic name translated, keep the code MDxx in Latin lettersChemical class
Miscellaneous: Psychoactive class for substances fitting no other category · Substance Index panel without its own tab · catch-all, not a pharmacological classPsychoactive class
Morphinan: Structural class of opioids · members: morphine, codeine, heroin · use standard chemical nomenclatureChemical class
Morphinan (opioid): Alias of Morphinan · render as that class, qualifier stays in parenthesesChemical class alias
Morphinan (substituted): Alias of Morphinan · render as that class, qualifier stays in parenthesesChemical class alias
N-(2-fluorobenzyl)phenethylamine: Alias of N-(2-Fluorobenzyl)phenethylamine (x-NBF) · lowercase variant, render as that classChemical class alias
N-(2-Fluorobenzyl)phenethylamine (x-NBF): Structural class of N-benzyl psychedelics · systematic name translated, keep the code NBF in Latin lettersChemical class
N-(2-hydroxybenzyl)phenethylamine: Alias of N-(2-Hydroxybenzyl)phenethylamine (x-NBOH) · lowercase variant, render as that classChemical class alias
N-(2-Hydroxybenzyl)phenethylamine (x-NBOH): Structural class of N-benzyl psychedelics · members: 25B-NBOH, 25C-NBOH · systematic name translated, keep the code NBOH in Latin lettersChemical class
N-(2-Methoxybenzyl)phenethylamine (x-NBOMe): Structural class of potent N-benzyl psychedelics · members: 25I-NBOMe, 25B-NBOMe, 25C-NBOMe · systematic name translated, keep the code NBOMe in Latin lettersChemical class
N-(3-methoxybenzyl)phenethylamine: Alias of N-(3-Methoxybenzyl)phenethylamine (x-NB3OMe) · lowercase variant, render as that classChemical class alias
N-(3-Methoxybenzyl)phenethylamine (x-NB3OMe): Structural class, positional isomers of the NBOMes · systematic name translated, keep the code NB3OMe in Latin lettersChemical class
N-(4-methoxybenzyl)phenethylamine: Alias of N-(4-Methoxybenzyl)phenethylamine (x-NB4OMe) · lowercase variant, render as that classChemical class alias
N-(4-Methoxybenzyl)phenethylamine (x-NB4OMe): Structural class, positional isomers of the NBOMes · systematic name translated, keep the code NB4OMe in Latin lettersChemical class
N-benzylphenethylamine: Alias of N-Benzylphenethylamine (x-NBx) · lowercase variant, render as that classChemical class alias
N-Benzylphenethylamine (x-NBx): Structural class, umbrella over the NBOMe, NBOH and NBF series · systematic name translated, keep the code NBx in Latin lettersChemical class
Naphthoylindole (synthetic cannabinoid): Alias of Cannabinoid · synthetic cannabinoid scaffold, render as that class, qualifier stays in parenthesesChemical class alias
Naphthylaminopropane: Alias of Arylalkylamine · render as that classChemical class alias
Naphthylaminopropane (substituted): Alias of Arylalkylamine · render as that class, qualifier stays in parenthesesChemical class alias
NB3OMe: Alias of N-(3-Methoxybenzyl)phenethylamine (x-NB3OMe) · family code, keep Latin letters unchangedChemical class alias
NB4OMe: Alias of N-(4-Methoxybenzyl)phenethylamine (x-NB4OMe) · family code, keep Latin letters unchangedChemical class alias
NBF: Alias of N-(2-Fluorobenzyl)phenethylamine (x-NBF) · family code, keep Latin letters unchangedChemical class alias
NBOH: Alias of N-(2-Hydroxybenzyl)phenethylamine (x-NBOH) · family code, keep Latin letters unchangedChemical class alias
NBOMe: Alias of N-(2-Methoxybenzyl)phenethylamine (x-NBOMe) · family code, keep Latin letters unchangedChemical class alias
NBx: Alias of N-Benzylphenethylamine (x-NBx) · family code, keep Latin letters unchangedChemical class alias
Neoclerodane diterpenoid: Alias of Furanolactone · render as that classChemical class alias
Nicotinic alkaloid: Alias of Pyridine alkaloid · render as that classChemical class alias
Nitazene: Alias of 2-Benzylbenzimidazole (nitazenes) · render as that class, the everyday singularChemical class alias
Nitazepipne: Structural class, nitazenes with a piperidine sidechain · use standard chemical nomenclature, not NitazepyneChemical class
Nitazepyne: Structural class, nitazenes with a pyrrolidine or azetidine sidechain · use standard chemical nomenclature, not NitazepipneChemical class
Nitrogen oxide: Alias of Non-metal nitride · render as that classChemical class alias
Noble gas: Chemical class of inert elements · member: xenon · use standard chemical nomenclatureChemical class
Non-metal nitride: Chemical class of simple inorganic nitrogen compounds · member: nitrous oxide · use standard chemical nomenclatureChemical class
Nootropic: Psychoactive class of cognition enhancers · Substance Index tab · not StimulantPsychoactive class
Opioid: Psychoactive class acting at opioid receptors · Substance Index tab under Depressants · not opiate, the poppy-derived subsetPsychoactive class
Oxazolinone: Alias of 2-Amino-5-aryloxazoline (aminorexes) · render as that classChemical class alias
Phenethylamine: Structural class · members: mescaline, 2C-B, amphetamine · use standard chemical nomenclatureChemical class
Phenethylamine (N-benzylated): Alias of N-Benzylphenethylamine (x-NBx) · render as that class, qualifier stays in parenthesesChemical class alias
Phenethylamine (substituted): Alias of Phenethylamine · render as that class, qualifier stays in parenthesesChemical class alias
Phenidate: Structural class of stimulants · members: methylphenidate, pipradrol · use standard chemical nomenclatureChemical class
Phenylalkylpyrrolidine: Alias of α-Pyrrolidinophenone (pyrrolidinophenones) · render as that classChemical class alias
Phenylmorpholine: Alias of 2-Phenylmorpholine (phenylmorpholines) · render as that classChemical class alias
Phenylmorpholine (substituted): Alias of 2-Phenylmorpholine (phenylmorpholines) · render as that class, qualifier stays in parenthesesChemical class alias
Phenylpiperazine: Alias of Benzylpiperazine (piperazines) · render as that classChemical class alias
Phenylpropylamine: Structural class of atypical opioids · members: tramadol, tapentadol · use standard chemical nomenclatureChemical class
Phenylpropylaminopentane: Alias of Phenylpropylamine · render as that classChemical class alias
Phenyltropane: Alias of Tropane · render as that classChemical class alias
Piperazine: Alias of Benzylpiperazine (piperazines) · render as that class, not PiperidineChemical class alias
Piperidine: Structural class, saturated six-membered ring with one nitrogen, parent of the fentanyls · use standard chemical nomenclatureChemical class
Pipradrol homologue: Alias of Phenidate · render as that classChemical class alias
Purine alkaloid: Alias of Xanthine · render as that classChemical class alias
Pyrazolopyrimidine: Structural class of Z-drug hypnotics · member: zaleplon · use standard chemical nomenclatureChemical class
Pyridine alkaloid: Structural class · members: nicotine, nornicotine (tobacco) · use standard chemical nomenclatureChemical class
Pyrrolidine: Structural class, amine inside a five-membered ring · members: MDPV, a-PHP · use standard chemical nomenclatureChemical class
Pyrrolidine (substituted): Alias of Pyrrolidine · render as that class, qualifier stays in parenthesesChemical class alias
Pyrrolidinophenone: Alias of α-Pyrrolidinophenone (pyrrolidinophenones) · render as that classChemical class alias
Quinazolinone: Structural class of sedative-hypnotics · members: methaqualone, etaqualone · use standard chemical nomenclatureChemical class
Racetam: Alias of 2-Pyrrolidinone (racetams) · render as that class, the everyday singularChemical class alias
Robadope: Reagent test brand name for amines · keep in Latin lettersReagent
Scaline: Alias of 3,5-Dimethoxyphenethylamine (scalines) · render as that class, the everyday singularChemical class alias
Sceletium alkaloid: Alias of Mesembrine alkaloid · render as that class, keep the genus name Sceletium in Latin lettersChemical class alias
Scott: Reagent test named for a person · a cocaine test · do not translate the nameReagent
Sedative-hypnotics: Psychoactive class of GABAergic depressants: benzodiazepines, barbiturates, Z-drugs · Substance Index tab under Depressants · not Depressants, the wider umbrellaPsychoactive class
Simon: Reagent test named for a person · distinguishes secondary amines like MDMA · do not translate the nameReagent
Substituted amine: Alias of Amine · render as that classChemical class alias
Substituted aminorex: Alias of 2-Amino-5-aryloxazoline (aminorexes) · render as that classChemical class alias
Substituted amphetamine: Alias of α-Methylphenethylamine (amphetamines) · render as that classChemical class alias
Substituted cathinone: Alias of β-Ketoamphetamine (cathinones) · render as that classChemical class alias
Substituted phenethylamine: Alias of Phenethylamine · render as that classChemical class alias
Tertiary alcohol: Alias of Alcohol · render as that classChemical class alias
Thienodiazepine: Structural class, benzodiazepines with a thiophene ring · member: bentazepam · use standard chemical nomenclatureChemical class
Thienotriazolodiazepine: Structural class · members: etizolam, brotizolam · use standard chemical nomenclatureChemical class
Thiobarbituric acid derivative: Alias of Barbiturate · render as that classChemical class alias
Thiophene: Alias of Thiopropamine · render as that class, not the plain sulfur ringChemical class alias
Thiopropamine: Structural class, amphetamines with a thiophene ring · member: methiopropamine · use standard chemical nomenclatureChemical class
Triazolobenzodiazepine: Structural class · members: alprazolam, triazolam, clonazolam · use standard chemical nomenclatureChemical class
Tropane: Structural class · members: cocaine, scopolamine · use standard chemical nomenclatureChemical class
Tryptamine: Structural class of serotonergic psychedelics · members: DMT, psilocin, 5-MeO-DMT · use standard chemical nomenclatureChemical class
Tryptamine (derivative): Alias of Tryptamine · render as that class, qualifier stays in parenthesesChemical class alias
Tryptamine (plant-derived): Alias of Tryptamine · render as that class, qualifier stays in parenthesesChemical class alias
U-compound: Alias of Benzeneacetamide (U-compounds) · render as that class, keep the code U in Latin lettersChemical class alias
Xanthine: Structural class of mild stimulants · members: caffeine, theobromine · use standard chemical nomenclatureChemical class
α-Methylphenethylamine (amphetamines): Structural class · members: amphetamine, methamphetamine, MDMA · use standard chemical nomenclature, keep the Greek letterChemical class
α-Pyrrolidinophenone (pyrrolidinophenones): Structural class of strong stimulants · members: MDPV, a-PHP · use standard chemical nomenclature, keep the Greek letterChemical class
β-Carboline: Structural class of MAO inhibitors · members: harmine, harmaline · use standard chemical nomenclature, keep the Greek letterChemical class
β-keto phenethylamine: Alias of Phenethylamine · render as that class, keep the Greek letterChemical class alias
β-Ketoamphetamine (cathinones): Structural class of stimulants · members: mephedrone, methcathinone, MDPV · use standard chemical nomenclature, keep the Greek letterChemical class
γ-Aminobutyric acid analogue (gabapentinoids): Structural class · members: gabapentin, pregabalin, phenibut · use standard chemical nomenclature, keep the Greek letterChemical class

Harm-reduction register

come-up: Rising phase after dosing, before the peak · a phase, not a symptom · pairs with comedownRegister word
comedown: Declining phase as effects fade, often with fatigue or low mood · a phase · not withdrawal, not After EffectsRegister word
deliriant: Hallucinogen subclass (diphenhydramine, datura) producing true delirium and lifelike hallucinations · not psychedelicRegister word
dissociative: Hallucinogen subclass (ketamine, DXM, PCP) producing detachment from body and surroundings · not psychedelicRegister word
dosage: The amount taken and its tiers · article section and register word · not dose form or packagingRegister word
empathogenic: Adjective for entactogen-type effects: emotional openness and warmth · render like entactogenic, the preferred formRegister word
entactogenic: Adjective for MDMA-type effects: emotional openness and touch-seeking · site's preferred adjective · empathogenic is its older synonymRegister word
hallucinogen: Umbrella class covering psychedelics, dissociatives, and deliriants · never a synonym for psychedelicRegister word
harm reduction: Practices that make drug use safer without requiring abstinence · field name, keep one rendering everywhereRegister word
psychedelic: Hallucinogen subclass (LSD, psilocybin, mescaline) · not dissociative, not deliriant · not a general word for weirdRegister word
set and setting: Fixed phrase: mindset and physical environment as determinants of an experience · translate as a pair, keep the orderRegister word
stimulant: Drug class (amphetamine, caffeine, cocaine) that raises arousal and energy · not an energy drink, not a general adjectiveRegister word
tolerance: Reduced response after repeated use · pharmacological sense, not patience or acceptanceRegister word
trip report: First-person written account of one drug experience · site content type · not a travel reportRegister word
withdrawal: Symptoms from stopping a drug after dependence · not comedown, not a bank withdrawalRegister word