81 entries under bitter topic. ×

2
viperous(adjective, mean, bad, evil, nasty)
2
warlike(adjective, mean, nasty, unfriendly, hateful)
1
adverse(adjective, mean, nasty, unfriendly, hateful)
1
alien(adjective, mean, nasty, unfriendly, hateful)
1
anti(adjective, mean, nasty, unfriendly, hateful)
1
argumentative(adjective, mean, nasty, unfriendly, hateful)
1
bloodthirsty(adjective, evil, nasty, harsh, vicious)
1
brutish(adjective, evil, nasty, harsh, vicious)
1
chill(adjective, mean, nasty, unfriendly, hateful)
1
cold-blooded(adjective, evil, nasty, harsh, vicious)
1
competitive(adjective, mean, nasty, unfriendly, hateful)
1
degenerate(adjective, evil, nasty, harsh, vicious)
1
demoniac(adjective, evil, nasty, harsh, vicious)
1
disapproving(adjective, mean, nasty, unfriendly, hateful)
1
dour(adjective, mean, nasty, unfriendly, hateful)
1
excruciating(adjective, evil, nasty, harsh, vicious)
1
flinty(adjective, evil, nasty, harsh, vicious)
1
hard-hearted(adjective, evil, nasty, harsh, vicious)
1
hellish(adjective, evil, nasty, harsh, vicious)
1
ill-disposed(adjective, mean, nasty, wicked, unfriendly)
11 years ago|14k views|share |citing 
APASmart Define. (2015). virulent thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/virulent/thesaurus/synonyms
ChicagoSmart Define. 2015. "virulent thesaurus" https://smartdefine.org/virulent/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, virulent thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/virulent/thesaurus/synonyms>.
MLASmart Define. "virulent thesaurus" 3 August 2015. Web. 28 September 2026. <https://smartdefine.org/virulent/thesaurus/synonyms>