3
unscrupulousness(noun, dishonesty, deceit, lying, duplicity)
3
untruthfulness(noun, deception, deceit, lying, fraudulence)
3
wiliness(noun, treachery, cunning, deceit, lying)
2
artfulness(treachery, cunning, shrewdness, deviousness, astuteness)
2
bad faith(noun, expression, deception, treachery, fraud)
2
cozenage(fraud, deceit, lying, falsehood, duplicity)
2
deceptiveness(noun, fraud, deceit, lying, falsehood)
2
dissembling(noun, deception, fraud, pretense, duplicity)
2
dupery(fraud, deceit, lying, falsehood, duplicity)
2
fabrication(deception, lying, untruthfulness, lies, mendacity)
2
fakery
2
foxiness(cunning, shrewdness, deviousness, slyness, guile)
2
furtiveness(evasiveness, sneakiness)
2
immorality(noun, dishonesty)
2
imposture(noun, deception, dishonesty, treachery, fraud)
2
indirection(deviousness, craftiness, slipperiness, evasiveness, furtiveness)
2
insidiousness(noun, dishonesty, deceit, lying, duplicity)
2
mendaciousness
2
perfidy(noun, deception, dishonesty, treachery, deceit)
2
quackery(noun, deception, fraud, pretense, trickery)
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APASmart Define. (2015). deceitfulness thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/deceitfulness/thesaurus/synonyms
ChicagoSmart Define. 2015. "deceitfulness thesaurus" https://smartdefine.org/deceitfulness/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, deceitfulness thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/deceitfulness/thesaurus/synonyms>.
MLASmart Define. "deceitfulness thesaurus" 14 April 2015. Web. 27 September 2026. <https://smartdefine.org/deceitfulness/thesaurus/synonyms>