Ancient Greek πρέπω

← Welsh rhith (cognate)

← Old High German furben (cognate)

← Proto-Indo-European *prep- (derived)

← Old Irish richt (cognate)

← Old Armenian երեւիմ (cognate)

→ Greek πρέπει (inherited)

→ Greek διαπρέπω (mention)

→ Ancient Greek ἀξιοπρεπής (affix)

→ Ancient Greek πρέπων (mention)