τραχὺς ἐντεῦθεν μελάμπυγός τε τοῖς ἐχθροῖς ἅπασιν → he is a tough black-arse towards his enemies, he is a veritable Heracles towards his enemies
εὔυγρος, -ον (Α)πολύ υγρός.[ΕΤΥΜΟΛ. < ευ + υγρός].