15 entries under idiom topic. ×

1
off one's guard(expression, danger, inexpectation)
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behind the curtain(expression, unknowing, hermetical, unbriefed)
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behind the scenes(expression, unknowing, hermetical, unbriefed)
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in a corner(expression, unknowing, hermetical, unbriefed)
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in the background(expression, unknowing, hermetical, unbriefed)
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in the dark(expression, thoughtless, unknowing, hermetical)
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like a babe in the woods(expression, friendly, unsuspicious, kissy-huggy)
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on good terms(expression, friendly, unsuspicious, kissy-huggy)
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on the QT(expression, unknowing, hermetical, unbriefed)
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out of it(expression, unknowing, hermetical, unbriefed)
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out of public view(expression, unknowing, hermetical, unbriefed)
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out of view(expression, unknowing, hermetical, unbriefed)
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out to lunch(expression, unknowing, hermetical, unbriefed)
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string along with(expression, friendly, unsuspicious, kissy-huggy)
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under the table(expression, unknowing, hermetical, unbriefed)
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APASmart Define. (2015). unwarned thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/unwarned/thesaurus/synonyms
ChicagoSmart Define. 2015. "unwarned thesaurus" https://smartdefine.org/unwarned/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, unwarned thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/unwarned/thesaurus/synonyms>.
MLASmart Define. "unwarned thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/unwarned/thesaurus/synonyms>