53 entries under acid topic. ×
| ironical(adjective, mean, evil, sharp, nasty) | |
| musty(adjective, sharp, unpleasant, bitter, sour) | |
| ornery(adjective, mean, evil, sharp, nasty) | |
| rancid(adjective, sharp, unpleasant, bitter, sour) | |
| scurrilous(adjective, mean, evil, sharp, nasty) | |
| soured(adjective, sharp, unpleasant, bitter, sour) | |
| sourish(adjective, sharp, unpleasant, bitter, sour) | |
| turned(adjective, sharp, unpleasant, bitter, sour) | |
| unripe(adjective, sharp, unpleasant, bitter, sour) | |
| unsavory(adjective, sharp, unpleasant, bitter, sour) | |
| unwholesome(adjective, sharp, unpleasant, bitter, sour) | |
| vinegary(adjective, sharp, unpleasant, bitter, critical) | |
| with a kick(expression, adjective, idiom, sharp, unpleasant) |
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| APA | Smart Define. (2015). caustic thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/caustic/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "caustic thesaurus" https://smartdefine.org/caustic/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2015, caustic thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/caustic/thesaurus/synonyms>. |
| MLA | Smart Define. "caustic thesaurus" 21 July 2015. Web. 26 September 2026. <https://smartdefine.org/caustic/thesaurus/synonyms> |