118 entries under bitter topic. ×
| keen(adjective, strong, sharp, property, powerful) | |
| soured(adjective, rank, disagreeable, stale) | |
| stinging(adjective, strong, severe, sharp, nasty) | |
| tangy(adjective, strong, taste, sharp, harsh) | |
| piquant(adjective, strong, sharp, powerful, hot) | |
| nasty(adjective, mean, bad, hard, severe) | |
| unripe(adjective, state, acid, tart) | |
| vinegary(adjective, sharp, difficult, harsh) | |
| astringent(adjective, hard, severe, sharp, rough) | |
| vitriolic(adjective, mean, severe, nasty, hostile) | |
| acetous(adjective, taste, sharp, harsh) | |
| mean(adjective, bad, severe, nasty, cross) | |
| unfriendly(adjective, mean, hard, evil, rough) | |
| acidulated(adjective, upset, altered, alienate) | |
| cynical(adjective, tough, sharp, harsh, gloomy) | |
| green(adjective, state, acid, tart) | |
| musty(adjective, hard, rank, foul, disagreeable) | |
| resentful(adjective, severe, nasty, informal, cross) | |
| unsavory(adjective, bad, nasty, offensive, unpleasant) | |
| embittered(adjective, severe, nasty, hostile, disagreeable) |
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| APA | Smart Define. (2016). sour thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/sour/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "sour thesaurus" https://smartdefine.org/sour/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2016, sour thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/sour/thesaurus/synonyms>. |
| MLA | Smart Define. "sour thesaurus" 24 March 2016. Web. 27 September 2026. <https://smartdefine.org/sour/thesaurus/synonyms> |