Old French furet

← Spanish hurón (cognate)

← Old French fuiron (mention)

← Italian furetto (cognate)

← Latin fūr (derived)

← Latin *fūriō (mention)

← Latin fūr (cognate)

→ English ferret (derived)

→ German Frettchen (derived)

→ French furet (derived)

→ Irish firéad (mention)

→ Dutch fret (derived)