97 entries under obscure topic. ×

4
orphic(adjective, complex, deep, thoughtful)
4
shadowy(adjective, happy, perfect, dark)
4
unrevealed(adjective, dark, new, deep)
4
veiled(adjective, strange, deep, secret)
3
classified(unknown, clandestine, underground, undisclosed)
3
enigmatical(adjective, hard, delicate, solid)
3
involved(adjective, hard, complex, tricky)
3
private(adjective, secret, reticent, unknown)
3
psychic(adjective, deep, rational, intellectual)
3
secluded(adjective, dark, secret, unknown)
3
subtle(adjective, hard, delicate, deep)
3
underground(adjective, secret, unknown, hidden)
2
close(solid, dark, reticent, unknown)
2
clouded(adjective, dark, secret, private)
2
complicated(adjective, hard, evil, complex)
2
covered(secret, unknown, hidden, concealed)
2
eclipsed(dark, secret, unknown, hidden)
2
exotic(adjective, happy, tender, perfect)
2
heavy(complex, deep, rational, thoughtful)
2
hermetic(solid, dark, deep, unknown)
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APASmart Define. (2016). mysterious thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/mysterious/thesaurus/synonyms
ChicagoSmart Define. 2016. "mysterious thesaurus" https://smartdefine.org/mysterious/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2016, mysterious thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/mysterious/thesaurus/synonyms>.
MLASmart Define. "mysterious thesaurus" 24 February 2016. Web. 30 September 2026. <https://smartdefine.org/mysterious/thesaurus/synonyms>