11
acidic(adjective, attack, respect, sharp, bitter)
10
incisive(adjective, sharp, cold, critical, piercing)
10
pungent(adjective, attack, respect, sharp, unpleasant)
9
corrosive(adjective, mean, attack, respect, sharp)
9
dry(adjective, severe, taste, unpleasant, bitter)
9
keen(adjective, severe, sharp, bitter, sour)
9
stinging(adjective, attack, respect, severe, sharp)
8
sardonic(adjective, mean, severe, evil, sharp)
8
scathing(adjective, attack, respect, sharp, harsh)
8
splenetic(adjective, speech, unfriendly, bitter, belligerent)
7
blistering
7
piquant(adjective, severe, sharp, harsh, unpleasant)
7
severe(adjective, mean, severe, sharp, harsh)
7
snappish(adjective, irritable)
7
spiteful(adjective, irritable, resentful)
6
acetous(adjective, taste, sharp, harsh, bitter)
6
crabbed(adjective, irritable)
6
mordacious(adjective, attack, respect, biting)
6
nasty
5
acute(adjective, severe)
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APASmart Define. (2015). acerbic thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/acerbic/thesaurus/synonyms
ChicagoSmart Define. 2015. "acerbic thesaurus" https://smartdefine.org/acerbic/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, acerbic thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/acerbic/thesaurus/synonyms>.
MLASmart Define. "acerbic thesaurus" 13 April 2015. Web. 22 September 2026. <https://smartdefine.org/acerbic/thesaurus/synonyms>