- Definitions|0
- Thesaurus|76
- Abbreviations|2
47 entries under nefarious topic. ×
| sinful(adjective, evil, mysterious, threatening) | |
| sulky(adjective, evil, mysterious, threatening) | |
| sullen(adjective, evil, mysterious, threatening) | |
| threatening(adjective, evil, mysterious, spooky) | |
| upset(adjective, evil, mysterious, threatening) | |
| vile(adjective, evil, mysterious, threatening) | |
| wicked(adjective, evil, mysterious, threatening) |
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| APA | Smart Define. (2015). not known thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/not_known/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "not known thesaurus" https://smartdefine.org/not_known/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2015, not known thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/not_known/thesaurus/synonyms>. |
| MLA | Smart Define. "not known thesaurus" 24 February 2015. Web. 27 September 2026. <https://smartdefine.org/not_known/thesaurus/synonyms> |