Modifiers matching disruption:

• unexpected,
• endocrine,
• serious,
• common,
• social,
• temporary,
• operational,
• physical,
• local,
• unpredictable,
• random,
• direct,
• technical,
• stochastic,
• major,
• tectonic,

Simple categories matching operational:

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