- Definitions|2
- Thesaurus|2.2k
- Abbreviations|0
| knavish(adjective, dishonest, immoral, rotten, untrustworthy) | |
| lax | |
| libertine | |
| loose | |
| lying(noun, adjective, mean, bad, wrong) | |
| malevolent(adjective, mean, bad, evil, base) | |
| malicious(adjective, mean, bad, evil, base) | |
| mean(adjective, bad, evil, base, wicked) | |
| mercenary(adjective, dishonest, immoral, rotten, untrustworthy) | |
| meretricious(adjective, wrong, false, dishonest, unpredictable) | |
| moonlighting(adjective, false, improper, fickle, untrue) | |
| mutinous | |
| nefarious(adjective, dishonest, immoral, rotten, untrustworthy) | |
| neglectful | |
| negligent | |
| nonadherent | |
| noncompliant | |
| nonconforming | |
| nonobservant | |
| not religious |
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| APA | Smart Define. (2015). unfaithful thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/unfaithful/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "unfaithful thesaurus" https://smartdefine.org/unfaithful/thesaurus/synonyms (accessed October 1, 2026). |
| Harvard | Smart Define 2015, unfaithful thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/unfaithful/thesaurus/synonyms>. |
| MLA | Smart Define. "unfaithful thesaurus" 14 April 2015. Web. 1 October 2026. <https://smartdefine.org/unfaithful/thesaurus/synonyms> |