- Definitions|2
- Thesaurus|2.2k
- Abbreviations|0
139 entries under mysterious topic. ×
| infamous(adjective, evil, threatening, nefarious) | |
| infernal(adjective, evil, threatening, nefarious) | |
| nasty(adjective, evil, threatening, nefarious) | |
| nefarious(adjective, evil, criminal, threatening) | |
| phenomenal(obscure, dark, superior, supernatural) | |
| satanic(adjective, evil, threatening, nefarious) | |
| scowling(adjective, evil, threatening, nefarious) | |
| secret supernatural(expression, obscure, deep) | |
| sinful(adjective, evil, threatening, nefarious) | |
| sulky(adjective, evil, threatening, nefarious) | |
| sullen(adjective, evil, threatening, nefarious) | |
| superhuman(obscure, dark, superior, supernatural) | |
| superior(obscure, dark, supernatural, heavenly) | |
| threatening(adjective, evil, nefarious, spooky) | |
| transmundane(obscure, deep) | |
| unearthly(obscure, dark, deep, supernatural) | |
| upset(adjective, evil, threatening, nefarious) | |
| vile(adjective, evil, threatening, nefarious) | |
| wicked(adjective, evil, threatening, nefarious) |
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| APA | Smart Define. (2015). hidden thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/hidden/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "hidden thesaurus" https://smartdefine.org/hidden/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2015, hidden thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/hidden/thesaurus/synonyms>. |
| MLA | Smart Define. "hidden thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/hidden/thesaurus/synonyms> |