Modifiers matching cycle:

• common,
• menstrual,
• solar,
• basic,
• natural,
• seasonal,
• cosmic,
• regular,
• planetary,
• interactive,
• biological,
• operational,
• biochemical,
• functional,
• musical,
• physical,
• elemental,
• new,
• unusual,
• temporal,
• periodic,
• astronomical,

Simple categories matching operational:

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