- Definitions|2
- Thesaurus|402
- Abbreviations|0
89 entries under treachery topic. ×
| flimflam(noun, fake, dishonesty, fraud) | |
| fraud(noun, deception, doubt, dishonesty) | |
| fraudulence(noun, deception, dishonesty, fraud) | |
| graft(noun, dishonesty, cunning, fraud) | |
| insidiousness(noun, dishonesty, fraud, deceit) | |
| mendacity(noun, deception, dishonesty, fraud) | |
| sharp practice(noun, expression, idiom, dishonesty) | |
| treacherousness(noun, continue, fake, deception, doubt) | |
| apostasy(noun, falseness, infidelity, unfaithfulness) | |
| artifice(noun, deception, dishonesty, fraud) | |
| bad faith(noun, expression, duplicity, falseness) | |
| betrayal of trust(noun, expression, idiom, falseness) | |
| breach of trust(noun, expression, idiom, falseness) | |
| breaking of faith(noun, expression, idiom, falseness) | |
| bunco(noun, fake, dishonesty, dodge) | |
| bunk(noun, dishonesty, fraud, deceit) | |
| cheating(noun, deception, dishonesty, fraud) | |
| chicane(noun, dishonesty, cunning, fraud) | |
| chicanery(noun, deception, dishonesty, fraud) | |
| craft(noun, fraud, deceit, lying) |
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| APA | Smart Define. (2015). perfidiousness thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/perfidiousness/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "perfidiousness thesaurus" https://smartdefine.org/perfidiousness/thesaurus/synonyms (accessed September 30, 2026). |
| Harvard | Smart Define 2015, perfidiousness thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/perfidiousness/thesaurus/synonyms>. |
| MLA | Smart Define. "perfidiousness thesaurus" 14 April 2015. Web. 30 September 2026. <https://smartdefine.org/perfidiousness/thesaurus/synonyms> |