τραχὺς ἐντεῦθεν μελάμπυγός τε τοῖς ἐχθροῖς ἅπασιν → he is a tough black-arse towards his enemies, he is a veritable Heracles towards his enemies
evil-smelling: P. and V. δυσώδης, Ar. and V. κάκοσμος (Aesch., Fragment).
unpleasant: P. and V. δυσχερής, P. ἀηδής.