Φολόη

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

Source

Russian (Dvoretsky)

Φολόη: дор. ΦολόᾱФолоя (горная область на границе Аркадии и Элиды) Eur., Xen., Anth.