arrectus
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
Latin > English (Lewis & Short)
arrectus: (adr-), P. a., from arrigo.
Latin > German (Georges)
arrēctus, a, um, PAdi. m. Compar. (v. arrigo), emporgerichtet, emporstehend, auriculae, Col. 6, 29, 2: aures, Pelag. vet. 12. p. 55: oculis est arrectis, ibid. 29. p. 99: oculos habet arrectiores, ibid. 12. p. 55. – dah. v. Örtl., steil, jäh, pleraque Alpium ab Italia sicut breviora, ita arrectiora sunt, Liv. 21, 35, 11: saxa arrectiora, Solin. 9, 8.
Latin > English
arrectus arrecta -um, arrectior -or -us, arrectissimus -a -um ADJ :: erect, perpendicular, upright, standing; steep, precipitous; excited, eager