60 entries under unknown topic. ×

1
transcendental(strange, curious, concealed, inexplicable)
1
uncanny(strange, curious, concealed, inexplicable)
1
underground(obscure, secret, hidden, clandestine)
1
undisclosed(obscure, hidden, imperceptible, concealed)
1
unknowable(strange, curious, concealed, inexplicable)
1
unnatural(strange, curious, concealed, inexplicable)
1
weird(obscure, strange, deep, mysterious)
0
backdoor(obscure, clandestine, underground, undisclosed)
0
classified(obscure, clandestine, underground, undisclosed)
0
cloak-and-dagger(obscure, clandestine, underground, undisclosed)
0
cloak and dagger(expression, idiom, obscure, unrevealed)
0
closet(obscure, clandestine, underground, undisclosed)
0
conspiratorial(obscure, clandestine, underground, undisclosed)
0
out-of-the-way(obscure, clandestine, underground, undisclosed)
0
reticent(obscure, clandestine, underground, undisclosed)
0
retired(obscure, clandestine, underground, undisclosed)
0
unenlightened(obscure, clandestine, underground, undisclosed)
0
unfrequented(obscure, clandestine, underground, undisclosed)
0
unintelligible(obscure, clandestine, underground, undisclosed)
0
unpublished(obscure, clandestine, underground, undisclosed)
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APASmart Define. (2016). veiled thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/veiled/thesaurus/synonyms
ChicagoSmart Define. 2016. "veiled thesaurus" https://smartdefine.org/veiled/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, veiled thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/veiled/thesaurus/synonyms>.
MLASmart Define. "veiled thesaurus" 29 March 2016. Web. 22 September 2026. <https://smartdefine.org/veiled/thesaurus/synonyms>