41 entries under unknown topic. ×

1
arcane(obscure, secret, private, clandestine)
1
backdoor(obscure, sensitive, secret, private)
1
classified(obscure, sensitive, secret, private)
1
close(obscure, reserved, mysterious, private, reticent)
1
conspiratorial(obscure, clandestine, underground, undisclosed)
1
covered(obscure, hidden, clandestine, underground)
1
cryptic(obscure, mysterious, private, reticent)
1
furtive(obscure, dishonest, cunning, secret, reticent)
1
private(obscure, mysterious, secret, reticent)
1
reticent(obscure, reserved, mysterious, private)
1
shrouded(obscure, unknowing, clandestine, underground)
1
underground(adjective, obscure, unusual, deep, mysterious)
1
veiled(obscure, secret, private, hidden)
0
abstruse(obscure, clandestine, underground, undisclosed)
0
ambiguous(obscure, clandestine, underground, undisclosed)
0
camouflaged(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
clouded(obscure, clandestine, underground, undisclosed)
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APASmart Define. (2011). on the qt thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/on_the_qt/thesaurus/synonyms
ChicagoSmart Define. 2011. "on the qt thesaurus" https://smartdefine.org/on_the_qt/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2011, on the qt thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/on_the_qt/thesaurus/synonyms>.
MLASmart Define. "on the qt thesaurus" 24 May 2011. Web. 29 September 2026. <https://smartdefine.org/on_the_qt/thesaurus/synonyms>