192 entries under hard topic. ×
| noisome(adjective, rank, corrupt, foul) | |
| rude(adjective, severe, rough, nasty) | |
| unmusical(adjective, severe, sharp, flat) | |
| asperous(adjective, severe, sharp, flat) | |
| bleak(adjective, severe, sharp, flat) | |
| brutal(adjective, severe, cruel, bleak) | |
| cracked(adjective, severe, sharp, flat) | |
| disturbing(adjective, severe, sharp, flat) | |
| gone off(expression, adjective, old, musty) | |
| guttural(adjective, severe, sharp, flat) | |
| hoarse(adjective, severe, sharp, flat) | |
| insipid(adjective, nasty, unpleasant, disagreeable) | |
| jarring(adjective, severe, sharp, flat) | |
| liverish(adjective, evil, rough, nasty) | |
| rasping(adjective, severe, sharp, flat) | |
| rugged(adjective, severe, evil, sharp) | |
| smelly(adjective, strong, rank, foul) | |
| stinking(adjective, strong, sharp, nasty) | |
| tasteless(adjective, bad, nasty, unpleasant) | |
| tuneless(adjective, severe, sharp, flat) |
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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> |