50 entries under nefarious topic. ×
| dark(adjective, upset, dull, evil, obscure) | |
| forbidding(adjective, person, tough, evil, dark) | |
| dour(adjective, person, tough, evil, offensive) | |
| glowering(adjective, person, tough, evil, offensive) | |
| nasty(adjective, bad, evil, delicate, unpleasant) | |
| bad(adjective, mean, wrong, evil, nasty) | |
| sullen(adjective, mean, bad, wrong, evil) | |
| atrocious(adjective, evil, obscure, dark, gloomy) | |
| frowning(adjective, evil, critical, mysterious, forbidding) | |
| glum(adjective, evil, unpleasant, horrible, disagreeable) | |
| horrible(adjective, strong, severe, evil, obscure) | |
| scowling(adjective, close, evil, nasty, unpleasant) | |
| corrupt(adjective, evil, nasty, mysterious, disturbing) | |
| evil(adjective, mean, bad, wrong, nasty) | |
| foul(adjective, mean, bad, wrong, evil) | |
| infernal(adjective, evil, mysterious, spooky) | |
| mysterious(adjective, evil, spooky) | |
| sinful(adjective, evil, mysterious, spooky) | |
| sulky(adjective, evil, mysterious, spooky) | |
| vile(adjective, mean, bad, wrong, evil) |
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| APA | Smart Define. (2016). threatening thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/threatening/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "threatening thesaurus" https://smartdefine.org/threatening/thesaurus/synonyms (accessed September 20, 2026). |
| Harvard | Smart Define 2016, threatening thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/threatening/thesaurus/synonyms>. |
| MLA | Smart Define. "threatening thesaurus" 23 March 2016. Web. 20 September 2026. <https://smartdefine.org/threatening/thesaurus/synonyms> |