α5Ἄαπτος
irresistable, invulnerable
[Meaning someone/something] unharmed. Herodianus says about a)/aptos that it comes from i)a/ptw ['I harm'], and after adding alpha-privative and dropping the 'i' [it becomes] a)/aptos, "whom no one can harm." Or perhaps…
Ἄαπτος· ἀβλαβής. Ἡρωδιανός φησι περὶ τοῦ ἄαπτος, ὅτι γίγνεται ἀπὸ τοῦ ἰάπτω τὸ βλάπτω, καὶ μετὰ τοῦ στερητικοῦ α καὶ κατ' ἔλλειψιν τοῦ ι ἄαπτος, ὃν οὐδεὶς δύναται βλάψαι. ἢ οὐχὶ…