proper (suomeksi)

oikea (a: fit, suitable / belonging to oneself or itself, own / entitled to its name, true / informal: utter)
todellinen (a)
kunnon (a: fit, suitable / following the established standards of behavior or manners)
asianmukainen (a)
sopiva (a)
sovelias (a)
kunnollinen (a: following the established standards of behavior or manners)
asiallinen (a)
varsinainen (a: in the very strictest sense of the word / entitled to its name, true)
aito (a: logiikka)
kelpo (a: following the established standards of behavior or manners / complete, thorough)
erisnimi (a: grammar: designating a particular person, place or thing / erisnimi / proper noun)
luonnonvärinen (a: heraldry: having its natural or usual coloration)