86 entries under harsh topic. ×
| tangy(adjective, strong, taste, sharp) | |
| grim(adjective, appearance, hard, tough, severe) | |
| vinegary(adjective, sharp, difficult, bitter) | |
| astringent(adjective, hard, severe, sharp, rough) | |
| crotchety(adjective, tough, difficult, feelings) | |
| acetous(adjective, taste, sharp, bitter) | |
| ill-humored(adjective, tough, difficult, feelings) | |
| cynical(adjective, tough, sharp, gloomy) | |
| forbidding(adjective, hard, tough, severe) | |
| brusque(adjective, tough, low, gloomy) | |
| cacophonous(adjective, hard, severe, sharp, rough) | |
| severe(adjective, hard, sharp, flat, rough) | |
| fretful(adjective, tough, difficult, awkward) | |
| prickly(adjective, tough, difficult, awkward) | |
| splenetic(adjective, tough, gloomy, depressed) | |
| hard(adjective, tough, severe, evil, sharp) | |
| perverse(adjective, tough, difficult, gloomy) | |
| scratchy(adjective, informal) | |
| unsociable(adjective, mean, tough, nasty) | |
| vinegarish(adjective, difficult, crabby, cranky) |
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| APA | Smart Define. (2016). sour thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/sour/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "sour thesaurus" https://smartdefine.org/sour/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2016, sour thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/sour/thesaurus/synonyms>. |
| MLA | Smart Define. "sour thesaurus" 24 March 2016. Web. 26 September 2026. <https://smartdefine.org/sour/thesaurus/synonyms> |