62 entries under secret topic. ×

2
unknown(obscure, dark, strange, hidden)
2
unseen(adjective, obscure, dark, unknown)
1
Delphian(adjective, evil, obscure, dark, uncertain)
1
anagogic(adjective, evil, deep, mysterious)
1
apocryphal(adjective, obscure)
1
covered(obscure, unknown, hidden, concealed)
1
disguised(obscure, unknown, hidden, clandestine)
1
eclipsed(obscure, dark, unknown, hidden)
1
hermetical(obscure, dark, unknown, hidden)
1
imperceivable(obscure, dark, unknown, hidden)
1
indiscernible(obscure, dark, unknown, hidden)
1
invisible(obscure, dark, unknown, hidden)
1
screened(obscure, dark, unknown, hidden)
1
secluded(obscure, dark, unknown, hidden)
1
sequestered(obscure, dark, unknown, hidden)
1
shadowy(obscure, dark, unknown, hidden)
1
surreptitious(unknown, hidden, clandestine, concealed)
1
underground(obscure, unknown, hidden, concealed)
1
undetected(obscure, dark, unknown, hidden)
1
unexposed(obscure, dark, unknown, hidden)
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APASmart Define. (2016). cryptic thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/cryptic/thesaurus/synonyms
ChicagoSmart Define. 2016. "cryptic thesaurus" https://smartdefine.org/cryptic/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, cryptic thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/cryptic/thesaurus/synonyms>.
MLASmart Define. "cryptic thesaurus" 29 March 2016. Web. 25 September 2026. <https://smartdefine.org/cryptic/thesaurus/synonyms>