50 entries under evil topic. ×

2
atrocious(adjective, threatening, nefarious, spooky)
2
complicated(adjective, hard, obscure, complex)
2
corrupt(adjective, threatening, nefarious, spooky)
2
dour(adjective, threatening, nefarious, spooky)
2
forbidding(adjective, threatening, nefarious, spooky)
2
foul(adjective, threatening, nefarious, spooky)
2
horrible(adjective, threatening, nefarious, spooky)
2
infernal(adjective, threatening, nefarious, spooky)
2
knotty(adjective, hard, delicate, loose)
2
sinful(adjective, threatening, nefarious, spooky)
2
threatening(adjective, nefarious, spooky)
2
vile(adjective, threatening, nefarious, spooky)
2
wicked(adjective, threatening, nefarious, spooky)
1
Delphian(adjective, obscure, dark, uncertain)
1
not known(expression, adjective, idiom, deep)
0
bad(adjective, threatening, nefarious, spooky)
0
damnable(adjective, threatening, nefarious, spooky)
0
frowning(adjective, threatening, nefarious, spooky)
0
glowering(adjective, threatening, nefarious, spooky)
0
glum(adjective, threatening, nefarious, spooky)
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APASmart Define. (2016). mysterious thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/mysterious/thesaurus/synonyms
ChicagoSmart Define. 2016. "mysterious thesaurus" https://smartdefine.org/mysterious/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, mysterious thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/mysterious/thesaurus/synonyms>.
MLASmart Define. "mysterious thesaurus" 24 February 2016. Web. 27 September 2026. <https://smartdefine.org/mysterious/thesaurus/synonyms>