Modifiers matching correspondence:

• formal,
• canadian,
• informal,
• personal,
• written,
• old,
• general,
• handwritten,
• routine,
• administrative,
• professional,
• everyday,
• corporate,
• official,
• conceptual,
• nontechnical,
• monthly,
• social,
• basic,
• current,
• internal,
• private,
• legal,
• personalized,
• confidential,
• related,
• common,
• important,
• military,
• explicit,
• miscellaneous,
• clinical,
• technical,
• relevant,
• medical,
• individual,

Simple categories matching official:

• event,
• body,
• celebration,
• genre,
• authorities,
• status,
• language,
• party,
• guidance,
• ceremony,
• operation,
• business,
• group,
• ritual,
• work,
• action,
• staff,
• service,
• announcement,
• expense,
• outlet,
• post,
• act,
• item,
• gathering,
• attestation,
• ceremonial,
• organization,
• duty,
• building,
• communications,
• visit,
• form,
• installation,
• record,
• facility,
• position,
• letters,
• note,
• occasion,
• agreement,
• file,
• exam,
• institution,
• website,
• documentation,
• codification,
• search,
• clothing,
• structure,
• works,
• system,
• identification,
• outfit,
• presentation,
• commemoration,
• creditor,
• plan,
• circle,
• price,
• procedure,
• thing,
• process,
• id,
• instrument,
• pursuit,
• notice,
• meeting,
• demand,
• assistance,
• page,
• report,
• investigation,
• proclamation,
• establishment,
• place,
• theatre,
• procession,
• equipment,
• entity,
• judgment,
• audience,
• manual,
• use,
• measure,
• forum,
• space,
• paperwork,
• nature,
• communication,
• text,
• agency,
• opinion,
• check,
• statistics,
• restriction,
• certification,
• designation,
• control,
• correspondence,
• publication,
• set,
• economy,
• power,
• message,
• charge,
• misconduct,
• arena,
• effort,
• promulgation,
• submission,
• matter,
• review,
• reception,
• information,
• holiday,
• authority,
• unit,
• statement,
• production,
• document,
• material,
• certificate,
• proceeding,
• narrative,
• output,
• activity,
• emblem,
• function,
• site,
• location,
• race,
• transcript,
• committee,
• organisation,
• source,
• papers,
• fee,
• sign,