- Definitions|2
- Thesaurus|402
- Abbreviations|0
113 entries under noun topic. ×
| improbity(dishonesty, treachery, fraud, deceit) | |
| indirection(dishonesty, crookedness, deviousness, craftiness) | |
| infamy(dishonesty, treachery, cunning, fraud) | |
| put-on(fake, treachery, dodge, deceit) | |
| racket(fake, dishonesty, treachery, fraud) | |
| rascality(dishonesty, treachery, fraud, deceit) | |
| recreancy(fake, dishonesty, treachery, dodge) | |
| sedition(treachery, deceit, falseness, deceitfulness) | |
| seditiousness(treachery, falseness, infidelity, unfaithfulness) | |
| sellout(fake, dishonesty, treachery, dodge) | |
| shadiness(dishonesty, crookedness, deviousness, craftiness) | |
| shiftiness(dishonesty, crookedness, deviousness, craftiness) | |
| skin game(expression, fake, dishonesty, treachery) | |
| slyness(dishonesty, treachery, fraud, deceit) | |
| sneakiness(dishonesty, crookedness, deviousness, craftiness) | |
| spoof(fake, treachery, dodge, deceit) | |
| stab in the back(expression, idiom, fake, dishonesty) | |
| stealing(dishonesty, treachery, fraud, deceit) | |
| subversive activity(expression, treachery, falseness, infidelity) | |
| sweet talk(expression, fake, dishonesty, treachery) |
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| APA | Smart Define. (2015). perfidiousness thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/perfidiousness/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "perfidiousness thesaurus" https://smartdefine.org/perfidiousness/thesaurus/synonyms (accessed September 29, 2026). |
| Harvard | Smart Define 2015, perfidiousness thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/perfidiousness/thesaurus/synonyms>. |
| MLA | Smart Define. "perfidiousness thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/perfidiousness/thesaurus/synonyms> |