ἀρχαιότερα τῆς διφθέρας λέγεις → you speak things older than the leather scroll
ἠγῶν: αἰγῶν, ἤγυς = αἰξί, ἐξ ὀνομαστ. ἤξ, Ἐπιγρ. Ὀρχομενοῦ Βοιωτ., Συλλ. Ἐπιγρ. 1569.