62 entries under expression topic. ×

1
under wraps(dishonest, secret, clandestine, underground)
0
avant garde(secret, subversive)
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back seat(sub-rosa, groundward)
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behind the curtain(idiom, unknowing, hermetical, unbriefed)
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behind the scenes(idiom, unknowing, hermetical, unbriefed)
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below ground(adjective, deep, hidden, underground)
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between us(adverb, sensitive, confidential, eyes-only)
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blind to(unknowing, hermetical, unbriefed)
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caught napping(unknowing, hermetical, unbriefed)
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cloak and dagger(idiom, obscure, unknown, unrevealed)
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committing perjury(fickle, untrustworthy, unprincipled, dirty-dealing)
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dirty dealing(dishonest, deceitful, fickle, untrustworthy)
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double dealing(fickle, untrustworthy, unprincipled, dirty-dealing)
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dried up(reserved, reticent, taciturn)
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entry level(sub-rosa, groundward)
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fly by night(idiom, fickle, untrustworthy, unprincipled)
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for eyes only(idiom, sensitive, private, confidential)
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for no other ears(idiom, adverb, sensitive, confidential)
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hidden away(sensitive, sub-rosa)
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in a corner(idiom, unknowing, hermetical, unbriefed)
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APASmart Define. (2011). on the qt thesaurus. Retrieved September 28, 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 28, 2026).
HarvardSmart Define 2011, on the qt thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/on_the_qt/thesaurus/synonyms>.
MLASmart Define. "on the qt thesaurus" 24 May 2011. Web. 28 September 2026. <https://smartdefine.org/on_the_qt/thesaurus/synonyms>