δεινολόγος
From LSJ
τραχὺς ἐντεῦθεν μελάμπυγός τε τοῖς ἐχθροῖς ἅπασιν → he is a tough black-arse towards his enemies, he is a veritable Heracles towards his enemies
German (Pape)
[Seite 538] übertreibend, VLL.
Greek (Liddell-Scott)
δεινολόγος: -ον, = δεινοεπής, Ἀρχ. Λεξ.
Spanish (DGE)
-ον que habla a voces Choerob. en An.Ox.2.194.