72 entries under smooth topic. ×

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dissembling(mean, cunning, knowing, sly)
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double-dealing(mean, cunning, knowing, sly)
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elusive(mean, cunning, knowing, sly)
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impish(mean, cunning, knowing, sly)
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mean(cunning, knowing, sly, crafty)
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mischievous(mean, cunning, knowing, sly)
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secret(mean, cunning, knowing, sly)
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secretive(mean, sly)
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sneaking(mean, cunning, knowing, sly)
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surreptitious(mean, sly)
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traitorous(mean, cunning, knowing, sly)
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unscrupulous(mean, cunning, deceitful, knowing)
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APASmart Define. (2016). astute thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/astute/thesaurus/synonyms
ChicagoSmart Define. 2016. "astute thesaurus" https://smartdefine.org/astute/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, astute thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/astute/thesaurus/synonyms>.
MLASmart Define. "astute thesaurus" 22 March 2016. Web. 26 September 2026. <https://smartdefine.org/astute/thesaurus/synonyms>