- Definitions|2
- Thesaurus|1.8k
- Abbreviations|0
110 entries under untrustworthy topic. ×
| treacherous(adjective, mean, hard, wrong, continue) | |
| dishonest(adjective, wrong, false, immoral, deceitful) | |
| traitorous(adjective, mean, continue, base, false) | |
| false(noun, adjective, mean, wrong, continue) | |
| faithless(noun, adjective, mean, continue, base) | |
| disloyal(adjective, mean, continue, base, false) | |
| deceitful(noun, adjective, wrong, false, dishonest) | |
| unfaithful(noun, adjective, mean, continue, base) | |
| unscrupulous(adjective, mean, hard, evil, rough) | |
| crooked(adjective, mean, base, false, dishonest) | |
| two-faced(adjective, mean, wrong, base, false) | |
| untrue(noun, adjective, continue, false, dishonest) | |
| double-dealing(noun, adjective, mean, wrong, base) | |
| lying(noun, adjective, false, dishonest, deceitful) | |
| recreant(adjective, mean, continue, base, false) | |
| treasonable(adjective, mean, base, false, dishonest) | |
| treasonous(adjective, fickle, unprincipled, disloyal) | |
| unreliable(adjective, wrong, false, dishonest, deceitful) | |
| duplicitous(noun, adjective, mean, bad, base) | |
| foul(adjective, mean, bad, base, dishonest) |
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| APA | Smart Define. (2016). perfidious thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/perfidious/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "perfidious thesaurus" https://smartdefine.org/perfidious/thesaurus/synonyms (accessed October 1, 2026). |
| Harvard | Smart Define 2016, perfidious thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/perfidious/thesaurus/synonyms>. |
| MLA | Smart Define. "perfidious thesaurus" 4 March 2016. Web. 1 October 2026. <https://smartdefine.org/perfidious/thesaurus/synonyms> |