Modifiers matching stimulus:

• physical,
• external,
• stressful,
• individual,
• painful,
• emotional,
• damaging,
• sensory,
• multiple,
• internal,
• environmental,
• negative,
• maternal,
• noxious,
• peripheral,
• prolonged,
• natural,
• artificial,
• subtle,
• ambient,
• psychic,
• constant,
• mental,
• harmful,
• detrimental,
• abnormal,
• chemical,
• visual,
• mechanical,
• stimulating,
• strong,
• physiologic,
• simple,
• physiological,
• familiar,
• standard,
• subjective,
• innocuous,
• distressing,
• rewarding,
• inflammatory,
• cellular,
• monotonous,
• electrical,
• positive,
• real,
• supplemental,
• pictorial,
• major,
• cytotoxic,
• noninfectious,
• diverse,
• identifiable,
• local,
• transient,
• auditory,
• old,
• extraneous,
• extracellular,
• temporal,
• chronic,
• complex,
• adverse,
• light,
• pathological,
• distinct,
• exogenous,
• unpleasant,
• intense,
• organizational,
• neutral,
• pathologic,
• social,
• nonspecific,
• instructional,
• outside,
• special,
• aversive,
• rhythmic,
• biological,

Simple categories matching subtle:

• maneuver,
• thing,
• details,
• force,
• symptom,
• attribute,
• animation,
• indication,
• level,
• change,
• perception,
• danger,
• emotion,
• task,
• area,
• food,
• aggression,
• gesture,
• form,
• variable,
• touch,
• issue,
• hazard,
• sentiment,
• instrument,
• trait,
• difference,
• information,
• modification,
• action,
• aspect,
• exercise,
• process,
• reminder,
• part,
• defect,
• feature,
• ability,
• event,
• entity,
• idea,
• case,
• signal,
• movement,
• intervention,
• state,
• phenomenon,
• criminal,
• instrumentation,
• work,
• knowledge,
• damage,
• quality,
• consideration,
• variation,
• dimension,
• abnormality,
• mood,
• character,
• item,
• stimulus,
• message,
• characteristic,
• energy,
• distinction,
• nature,
• modality,
• point,
• sound,
• tint,
• disorder,
• sign,
• atmospherics,
• problem,
• marking,
• behaviour,
• disturbance,
• language,
• motion,
• property,
• behavior,
• control,
• condition,
• achievement,
• dish,