- Definitions|2
- Thesaurus|1.1k
- Abbreviations|0
| immoral(adjective, good, moral) | |
| insidious | |
| insincere(adjective, open, false, dishonest, sincere) | |
| sly | |
| treacherous | |
| tricky(adjective, false, dishonest) | |
| unreliable(adjective, clear, strong, false, dishonest) | |
| untrustworthy(adjective, open, honest, false, dishonest) | |
| artful | |
| bogus | |
| cheating | |
| colored | |
| corrupt(adjective, good, dishonest, moral) | |
| counterfeit(honest, genuine) | |
| crafty | |
| cunning | |
| delusive(adjective, deceptive) | |
| designing | |
| double-dealing | |
| duplicitous |
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| APA | Smart Define. (2015). truthful thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/truthful/thesaurus/antonyms |
| Chicago | Smart Define. 2015. "truthful thesaurus" https://smartdefine.org/truthful/thesaurus/antonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2015, truthful thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/truthful/thesaurus/antonyms>. |
| MLA | Smart Define. "truthful thesaurus" 24 October 2015. Web. 24 September 2026. <https://smartdefine.org/truthful/thesaurus/antonyms> |