- Definitions|2
- Thesaurus|1.8k
- Abbreviations|0
260 entries under adjective topic. ×
| sly(false, corrupt, dishonest, deceitful) | |
| underhand(false, corrupt, dishonest, immoral) | |
| unprincipled(false, dishonest, immoral, deceitful) | |
| wicked(mean, base, false, dishonest) | |
| dirty(hard, rough, nasty, rude) | |
| disingenuous(false, dishonest, deceitful, slick) | |
| fickle(false, dishonest, dubious, untrue) | |
| knavish(hard, evil, rough, nasty) | |
| unfair(false, corrupt, dishonest, immoral) | |
| bent(false, dishonest, immoral, deceitful) | |
| disaffected(untrue, untrustworthy, treacherous, unfaithful) | |
| dishonorable(mean, bad, hard, evil) | |
| dissembling(noun, wrong, false, dishonest) | |
| fake(false, dishonest, slick, hypocritical) | |
| false-hearted(continue, false, dishonest, trust) | |
| foxy | |
| malevolent(mean, bad, evil, base) | |
| punic | |
| seditious(untrue, untrustworthy, treacherous, unfaithful) | |
| shady(false, dishonest, immoral, deceitful) |
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| APA | Smart Define. (2016). perfidious thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/perfidious/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "perfidious thesaurus" https://smartdefine.org/perfidious/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2016, perfidious thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/perfidious/thesaurus/synonyms>. |
| MLA | Smart Define. "perfidious thesaurus" 4 March 2016. Web. 26 September 2026. <https://smartdefine.org/perfidious/thesaurus/synonyms> |