Modifiers matching circumstance:

• catastrophic,
• unforeseen,
• unique,
• exigent,
• unfortunate,
• bad,
• extraordinary,
• extreme,
• unforeseeable,
• verifiable,
• severe,
• negative,
• unusual,
• involuntary,
• external,
• threatening,
• special,
• relevant,
• personal,
• historical,
• individual,
• stressful,
• exceptional,
• unexpected,
• common,
• unavoidable,

Simple categories matching severe:

• measure,
• infraction,
• impact,
• disease,
• weather,
• illness,
• arrhythmia,
• disturbance,
• infection,
• change,
• constraint,
• condition,
• penalty,
• disaster,
• phenomenon,
• lesion,
• elements,
• misconduct,
• acne,
• storm,
• hypercapnia,
• sanction,
• conduct,
• diarrhea,
• pain,
• work,
• warning,
• event,
• complication,
• symptom,
• upset,
• arthritis,
• difficulty,
• disability,
• headache,
• fire,
• windstorm,
• form,
• malaria,
• damage,
• trauma,
• punishment,
• manifestation,
• deformation,
• stage,
• group,
• behaviour,
• discomfort,
• reaction,
• toxicity,
• sequela,
• atmosphere,
• crime,
• dermatosis,
• conflict,
• harm,
• stress,
• experience,
• morbidity,
• hardship,
• hypocalcemia,
• misrepresentation,
• sensation,
• entity,
• process,
• abuse,
• syndrome,
• wound,
• vibration,
• mutation,
• bias,
• violation,
• offence,
• hypoxia,
• action,
• abnormality,
• activity,
• pathology,
• infringement,
• emotion,
• injury,
• disorder,
• accident,
• challenge,
• depression,
• ailment,
• handicap,
• defect,
• cytopenia,
• asthma,
• malnutrition,
• patient,
• interaction,
• sign,
• incident,
• harassment,
• anxiety,
• inflammation,
• dysfunction,
• intoxication,
• ache,
• case,
• perturbation,
• behavior,
• situation,
• circumstance,
• psychosis,
• attack,
• problem,
• occurrence,
• blemish,
• circumstances,
• consequence,
• offense,
• anomaly,
• hazard,
• duty,
• area,
• state,
• impairment,
• infirmity,
• tb,