94 entries under deceitful topic. ×

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ambidextrous(lying, double, duplicitous, double-faced)
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backbiting(adjective, false, lying, untruthful)
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below the belt(expression, adjective, idiom, corrupt, dishonest)
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bluffing(adjective, false, lying, untruthful)
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dirty-dealing(dishonest, cunning, sneaky, underhand)
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dirty dealing(expression, dishonest)
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double(lying, duplicitous, double-faced)
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fake(adjective, false, dishonest, unpredictable)
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false-hearted
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hoodwinking(adjective, false, lying, untruthful)
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left- handed(expression, lying, double, duplicitous)
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low(adjective, corrupt, dishonest, crooked)
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on the quiet(expression, dishonest, cunning, sneaky)
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swindling(adjective, false, lying, double)
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APASmart Define. (2016). underhanded thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/underhanded/thesaurus/synonyms
ChicagoSmart Define. 2016. "underhanded thesaurus" https://smartdefine.org/underhanded/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, underhanded thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/underhanded/thesaurus/synonyms>.
MLASmart Define. "underhanded thesaurus" 22 January 2016. Web. 28 September 2026. <https://smartdefine.org/underhanded/thesaurus/synonyms>