198 entries under fierce topic. ×

1
implacable(adjective, violent, cruel, vicious)
1
indignant(adjective, keen, passionate, violent, anxious)
1
infuriated(strong, violent, mad, vicious)
1
inhuman(adjective, violent, wild, cruel, vicious)
1
inhumane(adjective, violent, cruel, vicious)
1
insane(adjective, violent, mad, vicious)
1
inspired(adjective, intense, passionate, excited)
1
inspiring(adjective, strong, difficult, intense, violent)
1
interested(adjective, strong, keen, warm, intense)
1
irrational(adjective, violent, mad, vicious)
1
irritable(adjective, keen, intense, violent, hot)
1
livid(violent, mad, vicious, unreasonable)
1
lupine(adjective, violent, cruel, vicious)
1
lusty(adjective, strong, keen, intense, energetic)
1
maddened(adjective, passionate, violent, cruel, crazy)
1
maniac(violent, mad, vicious, unreasonable)
1
melodramatic(adjective, strong, difficult, intense, passionate)
1
merciless(adjective, violent, cruel, vicious)
1
moving(adjective, strong, difficult, intense, passionate)
1
murderous(adjective, strong, severe, intense, violent)
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APASmart Define. (2015). vehement thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/vehement/thesaurus/synonyms
ChicagoSmart Define. 2015. "vehement thesaurus" https://smartdefine.org/vehement/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, vehement thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/vehement/thesaurus/synonyms>.
MLASmart Define. "vehement thesaurus" 17 July 2015. Web. 25 September 2026. <https://smartdefine.org/vehement/thesaurus/synonyms>