Synonyms|508Antonyms|142|Broader|4Narrower|1Related|1.3k

48 entries under threatening topic. ×

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not known(expression, adjective, evil, mysterious)
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occult(adjective, evil, mysterious, spooky)
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puzzling(adjective, evil, mysterious, spooky)
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recondite(adjective, evil, mysterious, spooky)
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scowling(adjective, evil, mysterious, spooky)
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sulky(adjective, evil, mysterious, spooky)
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sullen(adjective, evil, mysterious, spooky)
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upset(adjective, evil, mysterious, spooky)
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APASmart Define. (2015). nefarious thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/nefarious/thesaurus/synonyms
ChicagoSmart Define. 2015. "nefarious thesaurus" https://smartdefine.org/nefarious/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, nefarious thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/nefarious/thesaurus/synonyms>.
MLASmart Define. "nefarious thesaurus" 8 October 2015. Web. 22 September 2026. <https://smartdefine.org/nefarious/thesaurus/synonyms>