4 entries under concealment topic. ×

11
in secret(expression, idiom, adverb, slyly)
5
in private(expression, idiom, confidentially)
2
in the dark(expression, idiom)
0
in one's sleeve(expression, idiom)
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APASmart Define. (2016). secretly thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/secretly/thesaurus/synonyms
ChicagoSmart Define. 2016. "secretly thesaurus" https://smartdefine.org/secretly/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, secretly thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/secretly/thesaurus/synonyms>.
MLASmart Define. "secretly thesaurus" 19 February 2016. Web. 28 September 2026. <https://smartdefine.org/secretly/thesaurus/synonyms>