45 entries under expression topic. ×
| off the record(adjective, idiom, adverb, intimate) | |
| not for publication(adjective, idiom, adverb, sensitive) | |
| between us(adverb, sensitive, eyes-only) | |
| cut off(close, quiet, private, isolated) | |
| hush hush | |
| in ambush(restricted, clandestine, underground, discreet) | |
| in confidence(adverb, sensitive, eyes-only) | |
| off the beaten track(idiom, close, quiet, private) | |
| on the QT(idiom, adverb, sensitive, secret) | |
| shut off(close, quiet, private, isolated) | |
| thick as thieves(adjective, idiom, familiar, loving) | |
| top secret(adjective, idiom, secret, private) | |
| tucked away(close, quiet, private, isolated) | |
| under cover(adjective, secret, spy, covert) | |
| under one's hat(idiom, adverb) | |
| behind the scenes(idiom, special, intimate, personal) | |
| buddy buddy | |
| buttoned up(adverb, eyes-only) | |
| carefully quarded | |
| cloak and dagger(idiom, restricted, discreet) |
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Confidential on
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| APA | Smart Define. (2015). confidential thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/confidential/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "confidential thesaurus" https://smartdefine.org/confidential/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2015, confidential thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/confidential/thesaurus/synonyms>. |
| MLA | Smart Define. "confidential thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/confidential/thesaurus/synonyms> |