τραχὺς ἐντεῦθεν μελάμπυγός τε τοῖς ἐχθροῖς ἅπασιν → he is a tough black-arse towards his enemies, he is a veritable Heracles towards his enemies
Ar. and P. εὐτέλεια, ἡ.
worthlessness: P. and V. φαυλότης, ἡ.