2
clouded(adjective, obscure, dark, secret, private)
2
complicated(adjective, hard, evil, obscure, complex)
2
conjuring(adjective, extraordinary, unusual, wonderful, marvelous)
2
controversial(adjective, uncertain)
2
corrupt(adjective, evil, threatening, nefarious, spooky)
2
covered(obscure, secret, unknown, hidden, concealed)
2
debatable(adjective, uncertain)
2
demented(unusual, strange, unexpected)
2
demoniac(adjective, extraordinary, unusual, wonderful, marvelous)
2
desolate(strange, new, remote, indefinite, unidentified)
2
diabolic(adjective, extraordinary, unusual, wonderful, marvelous)
2
disputable(adjective, uncertain)
2
disturbing
2
dour(adjective, evil, threatening, nefarious, spooky)
2
eccentric(unusual, strange, odd, peculiar, unexpected)
2
eclipsed(obscure, dark, secret, unknown, hidden)
2
enchanted(adjective, extraordinary, unusual, wonderful, marvelous)
2
enchanting(adjective, happy, tender, perfect, extraordinary)
2
ensorcelled(adjective, extraordinary, unusual, wonderful, marvelous)
2
entranced(adjective, extraordinary, unusual, wonderful, marvelous)
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APASmart Define. (2016). mysterious thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/mysterious/thesaurus/synonyms
ChicagoSmart Define. 2016. "mysterious thesaurus" https://smartdefine.org/mysterious/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, mysterious thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/mysterious/thesaurus/synonyms>.
MLASmart Define. "mysterious thesaurus" 24 February 2016. Web. 26 September 2026. <https://smartdefine.org/mysterious/thesaurus/synonyms>