Synonyms|112Antonyms|36|Broader|1Narrower|4Related|85

57 entries under adjective topic. ×

9
two-timing(false, improper, fickle, untrue)
8
cheating(false, improper, untrue, clandestine)
7
illicit(legal, unfaithful, forbidden)
7
untrue(false, unfaithful, disloyal, cheating)
6
extracurricular(fickle, untrustworthy, unprincipled, unfaithful)
6
extramarital
6
perfidious(false, fickle, untrue, untrustworthy)
5
false(untrue, unfaithful, disloyal, cheating)
5
fickle(false, untrue, untrustworthy, unprincipled)
5
unfaithful(false, improper, fickle, untrue)
3
inconstant(false, fickle, untrue, untrustworthy)
3
adulterine(false, fickle, untrue, untrustworthy)
3
disloyal(false, fickle, untrue, untrustworthy)
3
faithless(false, fickle, untrue, untrustworthy)
3
immoral
2
double-crossing(false, improper, fickle, untrue)
2
moonlighting(false, improper, fickle, untrue)
2
traitorous(false, fickle, untrue, untrustworthy)
2
treacherous(false, fickle, untrue, untrustworthy)
2
two-faced(false, improper, untrue, unfaithful)
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APASmart Define. (2015). adulterous thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/adulterous/thesaurus/synonyms
ChicagoSmart Define. 2015. "adulterous thesaurus" https://smartdefine.org/adulterous/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, adulterous thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/adulterous/thesaurus/synonyms>.
MLASmart Define. "adulterous thesaurus" 13 April 2015. Web. 26 September 2026. <https://smartdefine.org/adulterous/thesaurus/synonyms>