ἀῧσαι

From LSJ

τὸ γὰρ ὑπέγγυον δίκᾳ καὶ θεοῖσιν → liability to human and divine justice

Source

Greek Monotonic

ἀῧσαι: απαρ. αορ. αʹ του αὔω, φωνάζω.