58 entries under expression topic. ×

3
under wraps(clandestine, underground, undisclosed)
2
in the dark(adjective, idiom, obscure, dark)
2
top secret(clandestine, underground, undisclosed)
2
under cover(adjective, obscure, dark, isolated)
1
clammed up(unknowing, hermetical, unbriefed)
1
cloak and dagger(idiom, obscure, unknown)
1
difficult to catch(adjective, idiom, demoniac, unspecific)
1
in private(unknowing, hermetical, unbriefed)
1
in secret(unknowing, hermetical, unbriefed)
1
little known(adjective, strange, new, remote)
1
out of view(adjective, idiom, obscure, dark)
0
barely visible
0
behind the curtain(idiom, unknowing, hermetical, unbriefed)
0
behind the scenes(idiom, unknowing, hermetical, unbriefed)
0
beyond range(isolated, reclusive, uncompanionable)
0
blind to(unknowing, hermetical, unbriefed)
0
buttoned up(unknowing, hermetical, unbriefed)
0
caught napping(unknowing, hermetical, unbriefed)
0
classified information(noun, confidence, mystery)
0
confidential information(noun, confidence, secret, mystery)
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APASmart Define. (2015). unrevealed thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/unrevealed/thesaurus/synonyms
ChicagoSmart Define. 2015. "unrevealed thesaurus" https://smartdefine.org/unrevealed/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, unrevealed thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/unrevealed/thesaurus/synonyms>.
MLASmart Define. "unrevealed thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/unrevealed/thesaurus/synonyms>