τραχὺς ἐντεῦθεν μελάμπυγός τε τοῖς ἐχθροῖς ἅπασιν → he is a tough black-arse towards his enemies, he is a veritable Heracles towards his enemies
ἀναίσθητος, ἀβέλτερος, ὀνώδης, ἀφυής, ἐνεός, ἐννεός, ἀπόπληκτος, κωφός, ἐμπληκτικός, παχύφρων