- Definitions|2
- Thesaurus|1.8k
- Abbreviations|0
260 entries under adjective topic. ×
| cunning(false, deceitful, lying, falsehood) | |
| dishonourable | |
| shifty(noun, wrong, false, dishonest) | |
| crafty(false, corrupt, dishonest, immoral) | |
| deceptive(noun, wrong, false, dishonest) | |
| evil(mean, bad, hard, rough) | |
| mendacious(noun, wrong, false, dishonest) | |
| slippery(false, corrupt, dishonest, immoral) | |
| treasonable(mean, base, false, dishonest) | |
| treasonous(fickle, untrustworthy, unprincipled, disloyal) | |
| unreliable(wrong, false, dishonest, deceitful) | |
| duplicitous(noun, mean, bad, base) | |
| foul(mean, bad, base, dishonest) | |
| renegade(mean, bad, evil, base) | |
| tricky(wrong, false, dishonest, deceitful) | |
| villainous(mean, bad, evil, base) | |
| artful | |
| inconstant(false, dishonest, immoral, rotten) | |
| malicious(mean, bad, hard, evil) | |
| mean(verb, bad, evil, nasty) |
For more, visit
Perfidious on
Power Thesaurus
| APA | Smart Define. (2016). perfidious thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/perfidious/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "perfidious thesaurus" https://smartdefine.org/perfidious/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2016, perfidious thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/perfidious/thesaurus/synonyms>. |
| MLA | Smart Define. "perfidious thesaurus" 4 March 2016. Web. 25 September 2026. <https://smartdefine.org/perfidious/thesaurus/synonyms> |