Modifiers matching perturbation:

• uncertain,
• external,
• environmental,
• novel,
• excessive,
• electric,
• random,
• strong,
• periodic,
• additional,
• mechanical,
• major,
• therapeutic,
• physiological,
• small,
• artificial,
• under,
• optical,
• dynamic,
• related,
• anthropogenic,
• minor,
• severe,
• electrical,
• physical,
• chronic,
• mental,
• psychological,
• natural,
• acute,
• chemical,
• local,
• anatomic,
• uniform,
• dynamical,

Simple categories matching mental:

• state,
• challenge,
• work,
• noise,
• process,
• practice,
• activity,
• values,
• influence,
• evidence,
• condition,
• conflict,
• disorder,
• unit,
• culture,
• experience,
• equipment,
• use,
• hazard,
• expenditure,
• nuisance,
• interference,
• status,
• exposure,
• quality,
• ailment,
• change,
• organization,
• improvement,
• malady,
• event,
• labor,
• ability,
• force,
• illness,
• stage,
• organisation,
• function,
• measure,
• object,
• constituent,
• fact,
• blockage,
• concern,
• science,
• degradation,
• component,
• stress,
• operations,
• attainment,
• situation,
• image,
• sign,
• signal,
• game,
• discipline,
• cue,
• transformation,
• processing,
• disturbance,
• development,
• discomfort,
• management,
• impression,
• crisis,
• action,
• property,
• reasoning,
• goal,
• testing,
• symptom,
• reaction,
• pain,
• staff,
• problem,
• facility,
• handicap,
• treatment,
• quantity,
• production,
• adaptation,
• pleasure,
• training,
• implementation,
• information,
• health,
• impurity,
• system,
• exercise,
• shock,
• medium,
• aberration,
• inquiry,
• inspiration,
• source,
• pattern,
• performance,
• cause,
• procedure,
• abstraction,
• readiness,
• space,
• trouble,
• attitude,
• conception,
• occurrent,
• stressor,
• behavior,
• faculty,
• capability,
• characteristic,
• excitation,
• feeling,
• device,
• occupation,
• effort,
• life,
• intrusion,
• sensation,
• mistake,
• care,
• content,
• chemical,
• energy,
• concept,
• trait,
• cruelty,
• modification,
• design,
• abnormality,
• endeavor,
• causation,
• constant,
• distress,
• principle,
• movement,
• perturbation,
• model,
• depression,
• catastrophe,
• agent,
• relationship,
• body,
• competency,
• decline,
• set,
• help,
• carcinogen,
• parameter,
• agency,
• power,
• cognition,
• research,
• thought,
• operation,
• sin,
• stimulus,
• impairment,
• agitation,
• arts,
• grouping,
• variable,
• filter,
• skill,
• phenomenon,
• act,
• difficulty,
• task,
• mammal,
• emotion,
• elements,
• factor,
• animal,
• preparation,
• torture,
• study,
• control,
• program,
• value,
• imagery,
• impact,
• notion,
• disability,
• suffering,
• confusion,
• strain,
• sound,
• matter,
• data,
• consideration,
• hindrance,
• aptitude,
• gas,
• service,
• character,
• disposition,
• knowledge,
• disease,
• injury,
• structure,
• upset,
• initiative,
• load,
• fault,
• contaminant,
• representation,
• perception,
• happening,
• assets,
• plan,
• issue,
• trauma,
• mechanism,
• pathology,
• formation,
• material,
• wellbeing,
• stimulation,
• abuse,
• attribute,
• feature,
• entity,