Modifiers matching error:

• systematic,
• mechanical,
• moral,
• minor,
• significant,
• unexpected,
• abstract,
• administrative,
• linguistic,
• clerical,
• technical,
• professional,
• operational,
• physical,
• geometrical,
• common,
• internal,
• fixed,
• optical,
• random,
• transient,
• gross,
• small,
• catastrophic,
• observable,
• major,
• perceptual,
• possible,
• typical,
• accidental,
• local,
• individual,
• unavoidable,
• serious,
• dangerous,
• functional,
• unintentional,
• extreme,
• geometric,
• rare,
• external,
• grammatical,
• simple,
• written,
• behavioral,
• factual,
• statistical,
• psychological,
• fatal,
• mathematical,
• basic,
• dependent,

Simple categories matching operational:

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