120 entries under obscure topic. ×

9
disguised(adjective, unknown, hidden, clandestine)
9
enigmatic(adjective, evil, property, strange)
8
cabalistic(adjective, evil, strange, humble)
8
camouflaged(adjective, hidden, clandestine, concealed)
7
incomprehensible(adjective, dark, strange, uncertain)
6
invisible(adjective, dark, superior, unknown)
6
out-of-the-way(adjective, close, quiet, remote)
6
screened(adjective, close, quiet, show)
6
sequestered(adjective, close, quiet, mild)
6
shrouded(adjective, separate, hidden, clandestine)
5
covered(adjective, unknown, hidden, concealed)
5
retired(verb, adjective, close, quiet)
4
isolated(adjective, quiet, mild, shy)
4
orphic(adjective, complex, deep, thoughtful)
3
ambiguous(adjective, dark, uncertain, mysterious)
3
mystifying(adjective, evil, dark, strange)
3
removed(close, quiet, remote, private)
3
transcendental(dark, strange, mysterious, supernatural)
3
unfathomable(adjective, dark, superior, strange)
2
far(strange, new, remote, mysterious)
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APASmart Define. (2016). secret thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/secret/thesaurus/synonyms
ChicagoSmart Define. 2016. "secret thesaurus" https://smartdefine.org/secret/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, secret thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/secret/thesaurus/synonyms>.
MLASmart Define. "secret thesaurus" 31 March 2016. Web. 29 September 2026. <https://smartdefine.org/secret/thesaurus/synonyms>