Modifiers matching accident:

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

Simple categories matching operational:

• activity,
• audit,
• service,
• assistance,
• equipment,
• device,
• risk,
• plan,
• inspection,
• system,
• expense,
• business,
• agreement,
• unit,
• arrangement,
• aid,
• ratio,
• challenge,
• mode,
• limitation,
• mechanism,
• failure,
• vehicle,
• discipline,
• procedure,
• function,
• difficulty,
• accident,
• information,
• steps,
• practice,
• measure,
• zone,
• process,
• opening,
• expenditure,
• attribute,
• resource,
• section,
• structure,
• line,
• matter,
• building,
• cooperation,
• button,
• setting,
• company,
• dealings,
• person,
• event,
• indicator,
• effort,
• skill,
• modification,
• goal,
• cost,
• aircraft,
• task,
• performance,
• command,
• gauge,
• situation,
• use,
• feature,
• domain,
• liabilities,
• record,
• change,
• outcome,
• support,
• deviation,
• body,
• success,
• status,
• project,
• guidance,
• experience,
• aspect,
• solution,
• tool,
• equation,
• instructions,
• description,
• job,
• server,
• product,
• restriction,
• issue,
• improvement,
• incident,
• management,
• part,
• nature,
• spacecraft,
• discharge,
• schedule,
• guideline,
• interruption,
• proposition,
• team,
• knowledge,
• interference,
• region,
• concept,
• assembly,
• cycle,
• parameter,
• property,
• institution,
• point,
• figure,
• problem,
• employee,
• disruption,
• department,
• strategy,
• work,
• supply,
• sector,
• capability,
• force,
• behavior,
• organisation,
• level,
• phenomenon,
• waste,
• decision,
• program,
• upset,
• agency,
• personnel,
• data,
• sensor,
• input,
• condition,
• staff,
• mission,
• budget,
• notice,
• occurrence,
• readiness,
• requirement,
• site,
• item,
• user,
• theme,
• works,
• action,
• topic,
• facility,
• criterion,
• variable,
• base,
• control,
• craft,
• focus,
• efficiency,
• temperature,
• document,
• office,
• state,
• connection,
• duty,
• testing,
• choice,
• variation,
• details,
• policy,
• means,
• specification,
• sound,
• committee,
• consideration,
• material,
• group,
• method,
• quality,
• application,
• report,
• error,
• organization,
• environment,
• assets,
• innovation,
• characteristic,
• mirror,
• thing,
• cluster,
• stuff,
• symbol,
• circumstances,
• necessity,
• role,
• area,
• constraint,
• component,
• layer,
• behaviour,
• impact,
• entity,