ferox (fierce, with reference to character): furens (in a state of fury or passion): furiosus (full of rage; raging, in a physical sense): furibundus (uttering or displaying signs of rage): saevus (cruel, savage): torvus: trux (of the looks of him who is in a passion, then of the person himself who has a fierce look). The fierce lioness, leaena torva: a fierce face, vultus torvus, trux: a fierce look, oculi truces: to cast around menacing and fierce looks at, etc., circumferre truces minaciter oculos ad, etc.