δίκορκος

From LSJ

αἰὲν ἀριστεύειν καὶ ὑπείροχον ἔμμεναι ἄλλων → always strive for excellence and prevail over others (Iliad 6.208, 11.784)

Source

Greek Monolingual

-η, -ο
βλ. δίκροκος.