69 entries under dark topic. ×

7
inexplicable(adjective, obscure, strange, uncertain)
6
baffling(adjective, obscure, difficult, strange)
6
indecipherable(adjective, uncertain, mysterious, unintelligible)
6
oracular(adjective, obscure, uncertain, doubtful)
4
latent(obscure, secret, unknown, hidden)
4
sibylline(adjective, uncertain, mysterious, unfathomable)
4
uncertain(adjective, obscure, difficult, doubtful)
3
doubtful(uncertain, dishonest, vague, dubious)
3
unintelligible(adjective, obscure, difficult, uncertain)
3
unrevealed(adjective, obscure, secret, unknown)
2
hermetic(obscure, complex, unknown, hidden)
2
obscured(cover, obscure, hidden, equivocal)
2
sphinxlike(strange, uncertain, mysterious, inexplicable)
2
under wraps(expression, cover, obscure, equivocal)
2
undisclosed(cover, obscure, unknown, hidden)
2
undivulged(cover, obscure, equivocal, ulterior)
2
unknown(obscure, strange, secret, hidden)
2
unseen(adjective, obscure, secret, unknown)
1
Delphian(adjective, evil, obscure, uncertain)
1
buried(cover, obscure, unknown, hidden)
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APASmart Define. (2016). cryptic thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/cryptic/thesaurus/synonyms
ChicagoSmart Define. 2016. "cryptic thesaurus" https://smartdefine.org/cryptic/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, cryptic thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/cryptic/thesaurus/synonyms>.
MLASmart Define. "cryptic thesaurus" 29 March 2016. Web. 22 September 2026. <https://smartdefine.org/cryptic/thesaurus/synonyms>