174 entries under sharp topic. ×
| tangy(adjective, strong, unpleasant, powerful) | |
| austere(adjective, mean, severe, nasty) | |
| bad(adjective, unpleasant, bitter, sour) | |
| bad-tempered(adjective, mean, harsh, cross) | |
| belligerent(adjective, mean, harsh, cross) | |
| contemptuous(adjective, mean, keen, critical) | |
| contumelious(adjective, mean, evil, nasty) | |
| edged(adjective, strong, intense, powerful) | |
| fierce(adjective, mean, strong, severe) | |
| irritating(adjective, harsh, bitter, distressing) | |
| mocking(adjective, mean, keen, bitter) | |
| peppery(adjective, strong, keen, unpleasant) | |
| quarrelsome(adjective, mean, harsh, cross) | |
| scornful(adjective, mean, harsh, ironic) | |
| smarting(adjective, hard, severe, tender) | |
| strong(adjective, feeling, severe, intense) | |
| abusive(adjective, cross, fierce, hostile) | |
| acetic(adjective, severe, harsh, unpleasant) | |
| acetose(adjective, unpleasant, bitter, critical) | |
| acetous(adjective, unpleasant, bitter, sour) |
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| APA | Smart Define. (2015). caustic thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/caustic/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "caustic thesaurus" https://smartdefine.org/caustic/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2015, caustic thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/caustic/thesaurus/synonyms>. |
| MLA | Smart Define. "caustic thesaurus" 21 July 2015. Web. 22 September 2026. <https://smartdefine.org/caustic/thesaurus/synonyms> |