49 entries under nefarious topic. ×
| nasty(adjective, evil, mysterious, threatening) | |
| satanic(adjective, evil, mysterious, threatening) | |
| scowling(adjective, evil, mysterious, threatening) | |
| sinful(adjective, evil, mysterious, threatening) | |
| sulky(adjective, evil, mysterious, threatening) | |
| threatening(adjective, evil, mysterious, spooky) | |
| vile(adjective, evil, mysterious, threatening) | |
| upset(adjective, evil, mysterious, threatening) | |
| wicked(adjective, evil, mysterious, threatening) |
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| APA | Smart Define. (2016). secret thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/secret/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "secret thesaurus" https://smartdefine.org/secret/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2016, secret thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/secret/thesaurus/synonyms>. |
| MLA | Smart Define. "secret thesaurus" 31 March 2016. Web. 25 September 2026. <https://smartdefine.org/secret/thesaurus/synonyms> |