14
resentful(adjective, love, tough, severe, nasty)
14
sour(adjective, strong, tough, severe, sharp)
14
trenchant(adjective, mean, strong, sharp, nasty)
13
scathing(adjective, strong, hard, cold, powerful)
12
irascible(adjective, mean, sharp, nasty, speech)
12
mad(adjective, nasty, speech, unfriendly, irritation)
12
stinging(adjective, strong, hard, severe, sharp)
11
embittered(adjective, hard, love, severe, nasty)
11
keen(adjective, severe)
10
churlish(adjective, mean, tough, nasty, low)
10
nasty(adjective, severe, unpleasant, cold, short)
10
petulant(adjective, mean, severe, nasty, cross)
10
pungent(adjective, sharp, speech, pungency)
10
severe(adjective, mean, tough, severe, evil)
9
annoyed(adjective, mad, irritation, annoyance, heated)
9
astringent(adjective, severe, nasty, speech)
9
choleric(adjective, gloomy, depressed, irritation, annoyance)
9
furious(adjective, mad, irritation, animated, annoyance)
9
incisive(adjective, strong, hard, cold, powerful)
9
malicious(adjective, mean, bad, wrong, evil)
11 years ago|20k views|share |citing 
APASmart Define. (2015). acrimonious thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/acrimonious/thesaurus/synonyms
ChicagoSmart Define. 2015. "acrimonious thesaurus" https://smartdefine.org/acrimonious/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, acrimonious thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/acrimonious/thesaurus/synonyms>.
MLASmart Define. "acrimonious thesaurus" 13 April 2015. Web. 26 September 2026. <https://smartdefine.org/acrimonious/thesaurus/synonyms>