- Definitions|2
- Thesaurus|1.9k
- Abbreviations|0
50 entries under crooked topic. ×
| villainous(adjective, bad, wrong, evil, nasty) | |
| vicious(adjective, bad, wrong, evil, offensive) | |
| base(noun, adjective, bad, wrong, evil) | |
| foul(adjective, good, bad, wrong, evil) | |
| iniquitous(adjective, bad, wrong, evil, offensive) | |
| corrupt(adjective, bad, wrong, evil, offensive) | |
| immoral(adjective, bad, wrong, evil, base) | |
| treacherous(adjective, bad, corrupt, dishonest, immoral) | |
| dishonorable(adjective, dislike, offensive, unpleasant, corrupt) | |
| rotten(adjective, good, bad, wrong, evil) | |
| reprobate(adjective, bad, wrong, evil, violent) | |
| impure(adjective, evil, dislike, offensive, unpleasant) | |
| unprincipled(adjective, bad, wrong, evil, violent) | |
| knavish(adjective, wicked, dishonest, immoral, rotten) | |
| unscrupulous(adjective, corrupt, wicked, dishonest, immoral) | |
| venal(adjective, low, dishonest, immoral, rotten) | |
| perfidious(adjective, dishonest, immoral, rotten, untrustworthy) | |
| shady(adjective, wrong, corrupt, vicious, vile) | |
| unethical(adjective, bad, wrong, evil, corrupt) | |
| dishonest(adjective, wrong, corrupt, wicked, immoral) |
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| APA | Smart Define. (2015). nefarious thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/nefarious/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "nefarious thesaurus" https://smartdefine.org/nefarious/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, nefarious thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/nefarious/thesaurus/synonyms>. |
| MLA | Smart Define. "nefarious thesaurus" 8 October 2015. Web. 25 September 2026. <https://smartdefine.org/nefarious/thesaurus/synonyms> |