710 entries under adjective topic. ×
| strident(hard, severe, sharp, rough) | |
| strong(sharp, powerful, rank, corrupt) | |
| tainted | |
| unharmonious | |
| acetic(bitter, acid, tart, astringent) | |
| acidulent | |
| bearish(difficult, irritable, critical, crabby) | |
| curdled(dull, rank, disagreeable, bitter) | |
| curmudgeonly | |
| curt | |
| depressed(low, feelings, gloomy, miserable) | |
| displeasing(quiet, bad, nasty, offensive) | |
| down in the dumps(expression, feelings, gloomy, depressed) | |
| fermented(bitter, acid, tart, astringent) | |
| foul(rank, disgusting, horrible, disagreeable) | |
| fretful(tough, difficult, harsh, awkward) | |
| frowning(low, gloomy, miserable, depressed) | |
| gamy | |
| good | |
| high |
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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> |