2
adulterer
2
adulteries
2
ass
2
carrying on(noun, verb, expression, phrasal verb, thing)
2
entanglement(noun, love, passion, devotion, fling)
2
extracurricular activity(noun, expression, idiom, love, passion)
2
extramarital relations(noun, expression, duplicity, affair, unfaithfulness)
2
forbidden love(noun, expression, love, passion, devotion)
2
free love(expression, idiom)
2
harlotry(noun, impurity, whoredom)
2
illicit love(noun, expression, love, passion, devotion)
2
immorality(noun, thing, affair, infidelity)
2
intercourse
2
intimacy
2
misconduct
2
relationship(noun, love, passion, thing, devotion)
2
sexual relationship outside of marriage(expression, idiom, love, passion, devotion)
2
thing(noun, love, passion, informal, devotion)
2
triangle(noun, love, passion, devotion, fling)
2
two-timing(noun, thing, duplicity, affair, infidelity)
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APASmart Define. (2015). adultery thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/adultery/thesaurus/synonyms
ChicagoSmart Define. 2015. "adultery thesaurus" https://smartdefine.org/adultery/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, adultery thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/adultery/thesaurus/synonyms>.
MLASmart Define. "adultery thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/adultery/thesaurus/synonyms>