Synonyms|473Antonyms|131|Broader|6Narrower|14Related|278

52 entries under caustic topic. ×

5
irascible(adjective, mean, sharp, nasty, unfriendly)
3
hostile(mean, sharp, nasty, unfriendly, bitter)
3
scorching(mean, sharp, nasty, bitter)
3
slashing(adjective, attack, respect, sarcastic)
2
derisive(adjective, mean, sharp, nasty, bitter)
1
captious(adjective, mean, sharp, nasty, bitter)
1
carping(adjective, mean, sharp, nasty, bitter)
1
clear-cut(sharp, unkind, cutting, hurtful)
1
disparaging(mean, sharp, nasty, harsh, bitter)
1
disrespectful(mean, sharp, harsh, mocking)
1
evil(mean, sharp, nasty, bitter)
1
forceful(adjective, severe, sharp, penetrating)
1
ironical(adjective, mean, evil, sharp, nasty)
1
mean(sharp, nasty, harsh, bitter)
1
salty(adjective, mean, severe, evil, sharp)
1
satirical(adjective, mean, evil, sharp, nasty)
1
sneering(mean, sharp, nasty, bitter)
1
terse(adjective, sarcastic)
0
arrogant(adjective, mean, sharp, nasty, bitter)
0
backhanded(mean, sharp, nasty, bitter)
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ChicagoSmart Define. 2015. "acerbic thesaurus" https://smartdefine.org/acerbic/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, acerbic thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/acerbic/thesaurus/synonyms>.
MLASmart Define. "acerbic thesaurus" 13 April 2015. Web. 25 September 2026. <https://smartdefine.org/acerbic/thesaurus/synonyms>