145 entries under expression topic. ×
| first class(noun, idiom) | |
| foot soldier(idiom, combatant) | |
| in petto(idiom, concealment) | |
| in the dark(idiom, mysterious, reticent, unknown) | |
| kissing cousins(adjective, familiar, loving, intimate) | |
| making it with(adjective, idiom, familiar, loving) | |
| middle of nowhere(idiom, unknown, isolated, reclusive) | |
| not open(adjective, intimate, personal, confidential) | |
| off the beaten track(idiom, close, quiet, remote) | |
| on the QT(idiom, obscure, secret, underground) | |
| on top of each other(adjective, idiom, familiar, loving) | |
| out of view(idiom, secret, unknown, hidden) | |
| private first class | |
| second class(noun, idiom) | |
| thick as thieves(adjective, idiom, familiar, loving) | |
| thick with(adjective, familiar, loving, intimate) | |
| tucked away(close, quiet, isolated, secluded) | |
| under cover(adjective, secret, isolated, spy) | |
| under wraps(secret, hidden, clandestine, underground) | |
| aware of |
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| APA | Smart Define. (2016). private thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/private/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "private thesaurus" https://smartdefine.org/private/thesaurus/synonyms (accessed September 20, 2026). |
| Harvard | Smart Define 2016, private thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/private/thesaurus/synonyms>. |
| MLA | Smart Define. "private thesaurus" 26 February 2016. Web. 20 September 2026. <https://smartdefine.org/private/thesaurus/synonyms> |