97 entries under rough topic. ×
| earsplitting(adjective, hard, severe, sharp, flat) | |
| evil(adjective, hard, nasty, rude) | |
| formidable(adjective, hard, evil, nasty) | |
| glaring(adjective, hard, severe, sharp, flat) | |
| hard-nosed(adjective, hard, severe, evil) | |
| ignoble(adjective, hard, evil, nasty) | |
| incompatible(adjective, hard, severe, sharp, flat) | |
| infamous(adjective, hard, evil, nasty) | |
| jagged(adjective, hard, severe, sharp, flat) | |
| jangling(adjective, hard, severe, sharp, flat) | |
| knavish(adjective, hard, evil, nasty) | |
| lousy(adjective, bad, hard, evil) | |
| low-down and dirty(expression, adjective, idiom, hard, evil) | |
| malicious(adjective, mean, hard, evil) | |
| malign(adjective, hard, evil, nasty) | |
| noisy(adjective, hard, severe, sharp) | |
| out-of-key(adjective, hard, severe, sharp, flat) | |
| out-of-tune(adjective, hard, severe, sharp, flat) | |
| perfidious(adjective, hard, evil, nasty) | |
| pesky(adjective, hard, evil, 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> |