Synonyms of viperous
- 1 Syllable
- mean
- 2 Syllables
- jealous, septic, parlous, evil, vicious, wicked, nasty, green-eyed, bitter
- 3 Syllables
- jeopardous, baleful, hostile, viperish, toxicant, venomous, poisonous, spiteful, dangerous, resentful, ornery, rancorous, vengeful
- 4 Syllables
- dangersome, evil-minded, malevolent, mephitical, bad-natured, vindictive