- Definitions|2
- Thesaurus|1.9k
- Abbreviations|0
48 entries under threatening topic. ×
| atrocious(adjective, bad, wrong, evil, nasty) | |
| wicked(adjective, bad, wrong, evil, offensive) | |
| vile(adjective, good, bad, wrong, evil) | |
| sinful(adjective, bad, wrong, evil, offensive) | |
| evil(adjective, bad, wrong, evil, base) | |
| bad(adjective, wrong, evil, base, violent) | |
| foul(adjective, good, bad, wrong, evil) | |
| infamous(adjective, good, bad, evil, offensive) | |
| corrupt(adjective, bad, wrong, evil, offensive) | |
| immoral(adjective, bad, wrong, evil, base) | |
| horrible(adjective, bad, evil, offensive, base) | |
| nasty(adjective, good, bad, wrong, evil) | |
| damnable(adjective, bad, evil, vile, wicked) | |
| hellish(adjective, evil, unpleasant, vile, wicked) | |
| infernal(adjective, bad, evil, vile, wicked) | |
| satanic(adjective, evil, vile, wicked, mysterious) | |
| secret(adjective, evil, mysterious, criminal) | |
| Delphian(adjective, evil, mysterious, spooky) | |
| abstruse(adjective, evil, mysterious, spooky) | |
| anagogic(adjective, evil, mysterious, spooky) |
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| APA | Smart Define. (2015). nefarious thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/nefarious/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "nefarious thesaurus" https://smartdefine.org/nefarious/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2015, nefarious thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/nefarious/thesaurus/synonyms>. |
| MLA | Smart Define. "nefarious thesaurus" 8 October 2015. Web. 22 September 2026. <https://smartdefine.org/nefarious/thesaurus/synonyms> |