1
barbed
1
bearish
1
bitterish
1
blistery
1
briny(adjective, sharp, unpleasant, bitter, sour)
1
brusque(adjective, mean, sharp, ironic, sarcastic)
1
burning
1
cantankerous
1
choleric
1
churlish
1
coarse
1
contemptuous(mean, sharp, ironic, sarcastic, mocking)
1
crisp(adjective, caustic, sarcastic)
1
crusty
1
curdled(adjective, sharp, unpleasant, bitter, sour)
1
cynical(mean, sharp, nasty, harsh, bitter)
1
deadly
1
disparaging(mean, sharp, nasty, harsh, bitter)
1
embittered
1
erosive
11 years ago|5.4k views|share |citing 
APASmart Define. (2015). acerb thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/acerb/thesaurus/synonyms
ChicagoSmart Define. 2015. "acerb thesaurus" https://smartdefine.org/acerb/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, acerb thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/acerb/thesaurus/synonyms>.
MLASmart Define. "acerb thesaurus" 13 April 2015. Web. 21 September 2026. <https://smartdefine.org/acerb/thesaurus/synonyms>