WordNet: custom, usage, usance

accepted or habitual practice

• hypernym pattern, practice

• hypernym survival

• hyponym Americanism

• hyponym Anglicism, Britishism

• hyponym consuetude

• hyponym couvade

• hyponym Germanism

• hyponym habit, use

• hyponym hijab

• hyponym rite, ritual

custom

• (englanti) customary (derivationally related)
• (suomi) tapa (synonyymi)

usage

• (englanti) use (derivationally related)
• (suomi) käytäntö (synonyymi)

usance

• (englanti) use (derivationally related)
• (suomi) käytäntö (synonyymi)