Synonyms of extramarital

extramarital

adjective

ˌek-strə-ˈmer-ə-tᵊl 

as in adulterous

relating to or being a sexual encounter or relationship between a married person and someone other than their spouse

she had several extramarital affairs with coworkers

Synonyms & Similar Words

• adulterous
• extracurricular
• premarital
• two-timing
• adulterine
• promiscuous
• adulterate

Example Sentences

Recent Examples of extramarital

Black employed Epstein has a wealth management adviser, but also allegedly confided in him about personal matters, including extramarital affairs that ended in nondisclosure agreements. — Graham Kates, CBS News, 26 June 2026

Cue a whole host of dodgy deals and shady string-pulling, not to mention an extramarital affair, as the entirely fictional — but no doubt true to life — character abandons any sense of morality. — Jon O'Brien, Vulture, 26 June 2026

Sees another email that says that the person who's going to shut it down is having extramarital affair. — Dana Taylor, USA Today, 23 June 2026

Those include a Nazi tattoo, offensive social media posts, an extramarital sexting scandal, and allegedly toxic former romantic relationships. — Ramsey Touchberry, The Washington Examiner, 10 June 2026