Modifiers matching accident:

• violent,
• unintentional,
• interior,
• vascular,
• serious,
• major,
• hazardous,
• neurologic,
• internal,
• unforeseen,
• electric,
• marine,
• agricultural,
• bad,
• industrial,
• unpredictable,
• physical,
• random,
• cerebral,
• maritime,
• catastrophic,
• mechanical,
• simple,
• related,
• unexpected,
• historical,
• harsh,
• severe,
• traumatic,
• unfortunate,
• tragic,
• uncommon,
• big,
• small,
• disastrous,
• supporting,
• working,
• sudden,
• secondary,
• fatal,
• external,
• isolated,
• operational,
• minor,
• cerebrovascular,
• dramatic,
• everyday,
• genetic,
• significant,
• massive,
• unusual,
• previous,
• single,
• electrical,
• technological,
• personal,
• vehicular,
• civil,
• dangerous,
• nuclear,
• military,
• common,
• medical,
• shocking,
• conventional,
• lethal,
• preventable,
• terrible,
• future,
• natural,
• possible,

Simple categories matching serious:

• science,
• effort,
• illness,
• behaviour,
• disease,
• crime,
• happening,
• game,
• infection,
• difficulty,
• condition,
• cancer,
• incident,
• harassment,
• violation,
• challenge,
• offense,
• event,
• participation,
• attempt,
• status,
• activity,
• error,
• story,
• document,
• manifestation,
• ceremony,
• symptom,
• offence,
• injury,
• disorder,
• situation,
• weapon,
• misfortune,
• animal,
• blemish,
• felony,
• wound,
• mishap,
• sanction,
• piece,
• risk,
• drug,
• infraction,
• intervention,
• disaster,
• narcotic,
• consequence,
• passion,
• occurrence,
• trait,
• circumstances,
• violence,
• music,
• state,
• diversion,
• morbidity,
• topic,
• casualty,
• works,
• addiction,
• infringement,
• failure,
• virus,
• assault,
• loss,
• phobia,
• promise,
• cause,
• case,
• result,
• charge,
• content,
• misdeed,
• storm,
• measure,
• operation,
• allergy,
• sin,
• disability,
• penalty,
• attack,
• tumour,
• upheaval,
• entity,
• form,
• aberration,
• flaw,
• agent,
• action,
• reader,
• stage,
• subject,
• study,
• indiscipline,
• professional,
• program,
• threat,
• procedure,
• complication,
• surgery,
• dance,
• enterprise,
• idea,
• act,
• transgression,
• substance,
• emotion,
• disturbance,
• trauma,
• end,
• pain,
• problem,
• constraint,
• larceny,
• song,
• drama,
• contagion,
• business,
• endeavor,
• headache,
• conflict,
• issue,
• enjoyment,
• profession,
• calamity,
• discipline,
• matter,
• material,
• arrhythmia,
• work,
• pains,
• interaction,
• thing,
• pathogen,
• stuff,
• danger,
• abuse,
• title,
• scholar,
• misconduct,
• journal,
• grounds,
• forum,
• stimulant,
• pathology,
• handicap,
• evil,
• disruption,
• accident,
• phenomenon,
• hazard,
• nature,
• system,
• item,
• bacteria,
• need,
• delinquent,
• zoonosis,
• imperfection,
• sector,
• malady,
• setback,
• user,
• tale,
• conduct,
• injustice,
• writing,
• defect,
• malpractice,
• information,
• misbehaviour,
• help,
• harm,
• point,
• abnormality,
• application,
• reaction,
• sickness,
• mistake,
• occasion,
• malfunction,
• trouble,
• experience,
• complaint,
• theme,
• ailment,
• damage,
• tendency,
• development,
• gathering,
• behavior,
• std,
• malignancy,
• wrongdoing,