57 entries under slyness topic. ×

3
chicane(noun, deception, dishonesty, treachery, fraud)
3
corruption(noun, dishonesty, deceit, lying, duplicity)
3
deviousness(noun, dishonesty, treachery, cunning, duplicity)
3
falsehood(noun, deception, dishonesty, fraud, deceit)
3
unscrupulousness(noun, dishonesty, deceit, lying, duplicity)
3
wiliness(noun, treachery, cunning, deceit, lying)
2
artfulness(treachery, cunning, shrewdness, deviousness, astuteness)
2
foxiness(cunning, shrewdness, deviousness, guile)
2
insidiousness(noun, dishonesty, deceit, lying, duplicity)
2
perfidy(noun, deception, dishonesty, treachery, deceit)
1
dirty dealing(noun, expression, deception, dishonesty, treachery)
1
dirty pool(noun, expression, deception, dishonesty, treachery)
1
dirty trick(noun, expression, deception, dishonesty, treachery)
1
dirty work(noun, expression, deception, dishonesty, treachery)
1
faithlessness(noun, deception, dishonesty, treachery, deceit)
1
flimflam(noun, deception, dishonesty, treachery, fraud)
1
hanky-panky(noun, dishonesty, deceit, lying, duplicity)
1
infidelity(noun, dishonesty, treachery, deceit, lying)
1
perfidiousness(noun, deception, dishonesty, treachery, deceit)
1
racket(noun, dishonesty, deceit, lying, duplicity)
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APASmart Define. (2015). deceitfulness thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/deceitfulness/thesaurus/synonyms
ChicagoSmart Define. 2015. "deceitfulness thesaurus" https://smartdefine.org/deceitfulness/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, deceitfulness thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/deceitfulness/thesaurus/synonyms>.
MLASmart Define. "deceitfulness thesaurus" 14 April 2015. Web. 30 September 2026. <https://smartdefine.org/deceitfulness/thesaurus/synonyms>