26 entries under sub-rosa topic. ×

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second-fiddle
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second-string
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slinking(adjective, secretive, conspiratorial, inching)
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to the bottom(expression, idiom, groundward)
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under the table(expression, idiom, unknowing, recreant)
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underneath(adjective, secret, spy, covert)
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APASmart Define. (2015). under cover thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/under_cover/thesaurus/synonyms
ChicagoSmart Define. 2015. "under cover thesaurus" https://smartdefine.org/under_cover/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, under cover thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/under_cover/thesaurus/synonyms>.
MLASmart Define. "under cover thesaurus" 13 April 2015. Web. 28 September 2026. <https://smartdefine.org/under_cover/thesaurus/synonyms>