grim Copy link Outline 1. torvus (of stern, threatening aspect)2. trux, trŭcŭlentus (fierce-looking)3. atrox, ōcis4. horrĭdus (rugged, frightful) • grim: 1. torvus (of stern, threatening aspect): the g. forehead (of Polyphemus), t. frons, Virg. Aen. 3, 636: g. Mars, t. Mars, Hor. Od. 1, 28, 18. 2. trux, trŭcŭlentus (fierce-looking): v. fierce. 3. atrox, ōcis: v. dark, savage. 4. horrĭdus (rugged, frightful): v. horrid.