86 entries under harsh topic. ×
| bitter(adjective, upset, mean, bad, strong) | |
| dour(adjective, mean, tough, severe, nasty) | |
| sharp(adjective, strong, hard, severe, rough) | |
| tart(noun, adjective, strong, taste, sharp) | |
| caustic(adjective, strong, severe, sharp, nasty) | |
| surly(adjective, mean, tough, nasty, low) | |
| grouchy(adjective, tough, low, difficult, sad) | |
| acerbic(adjective, taste, sharp, irritable) | |
| acrid(adjective, strong, hard, tough, severe) | |
| acid(noun, adjective, strong, taste, sharp) | |
| acrimonious(adjective, strong, tough, severe, sharp) | |
| crusty(adjective, tough, difficult, feelings) | |
| unpleasant(adjective, bad, hard, severe, evil) | |
| biting(adjective, strong, severe, sharp, nasty) | |
| pungent(adjective, strong, sharp, powerful) | |
| acerb(adjective, taste, sharp, bitter) | |
| acidulous(adjective, taste, sharp, bitter) | |
| dry(adjective, hard, taste, sharp, flat) | |
| snappish(adjective, tough, difficult, feelings) | |
| stinging(adjective, strong, severe, sharp, nasty) |
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| APA | Smart Define. (2016). sour thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/sour/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "sour thesaurus" https://smartdefine.org/sour/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2016, sour thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/sour/thesaurus/synonyms>. |
| MLA | Smart Define. "sour thesaurus" 24 March 2016. Web. 25 September 2026. <https://smartdefine.org/sour/thesaurus/synonyms> |