100 entries under severe topic. ×
| rough(adjective, bad, hard, sharp) | |
| coarse(adjective, hard, sharp, flat) | |
| dissonant(adjective, hard, sharp, flat) | |
| forbidding(adjective, hard, tough, harsh) | |
| grating(adjective, hard, sharp, rough) | |
| resentful(adjective, nasty, informal, cross) | |
| stern(adjective, unfriendly, bleak, angry) | |
| cacophonous(adjective, hard, sharp, rough) | |
| discordant(adjective, hard, sharp, flat) | |
| embittered(adjective, nasty, hostile, disagreeable) | |
| flat(adjective, hard, sharp, rough) | |
| raucous(adjective, hard, sharp, rough) | |
| strident(adjective, hard, sharp, rough) | |
| uncivil(adjective, bleak, angry, stark) | |
| clashing(adjective, hard, sharp, flat) | |
| dreary(adjective, unfriendly, stern, ironic) | |
| hard(adjective, tough, evil, sharp) | |
| rude(adjective, hard, rough, nasty) | |
| unmusical(adjective, hard, sharp, flat) | |
| virulent(adjective, mean, nasty, hostile) |
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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> |