τραχὺς ἐντεῦθεν μελάμπυγός τε τοῖς ἐχθροῖς ἅπασιν → he is a tough black-arse towards his enemies, he is a veritable Heracles towards his enemies
Ἐρέτρια, ἡ.
Man of Eretria: Ἐρετριεύς, -ιῶς, ὁ.
Eretrian, adj.: Ἐρετρικός, Ἐρετριαῖος.