Ancient Greek κρέξ

← Irish cearc (cognate)

← Ancient Greek κερκάς (mention)

← Ancient Greek κερκιθαλίς (mention)

← Ancient Greek κέρκνος (mention)

← Old Prussian kerko (cognate)

← Russian кре́чет (cognate)

→ Ancient Greek κίρκος (mention)

→ Ancient Greek κέρθιος (mention)

→ Ancient Greek κέρκηρις (mention)

→ Translingual Crex (derived)

→ Russian кречет (cognate)