Modifiers matching stimulus:

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

Simple categories matching adverse:

• circumstances,
• activity,
• behaviour,
• condition,
• event,
• weather,
• occurrence,
• illness,
• pollution,
• elements,
• stimulus,
• reaction,
• phenomenon,
• action,
• property,
• consequence,
• incident,
• shock,
• state,
• measure,
• structure,
• influence,
• agent,
• behavior,
• outcome,
• emotion,
• pressure,
• situation,
• impact,
• news,
• symptom,
• information,
• contingency,
• movement,
• experience,
• change,
• temperament,
• effect,