τραχὺς ἐντεῦθεν μελάμπυγός τε τοῖς ἐχθροῖς ἅπασιν → he is a tough black-arse towards his enemies, he is a veritable Heracles towards his enemies
adj.
Occasional: P. and V. σπάνιος. Chronic, recurring annually: Ar. and P. ἐπέτειος.