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
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Recent Examples of extramarital
The couple embarked on an extramarital affair before eventually divorcing their respective spouses and marrying in 2006.
—
Christine Pelisek, PEOPLE, 10 Jan. 2026
Moore was fired three weeks ago for having an extramarital affair with a staffer, and he was arrested and charged with three crimes later in the day for breaking into the woman's home.
—CBS News, 1 Jan. 2026
The Apartment This movie follows an insurance clerk who tries to climb the corporate ladder by letting executives use his apartment for their extramarital affairs.
—Madeline Buiano, Martha Stewart, 30 Dec. 2025
After weeks of questions as to why Ohio Bobcats football coach Brian Smith was placed on administrative leave, the school has cited an extramarital affair as one of the reasons why he was officially terminated as head coach with cause.
—Trey Wallace Outkick, FOXNews.com, 18 Dec. 2025
See All Example Sentences for extramarital
Christine Pelisek, PEOPLE, 10 Jan. 2026
Moore was fired three weeks ago for having an extramarital affair with a staffer, and he was arrested and charged with three crimes later in the day for breaking into the woman's home.
—CBS News, 1 Jan. 2026
The Apartment This movie follows an insurance clerk who tries to climb the corporate ladder by letting executives use his apartment for their extramarital affairs.
—Madeline Buiano, Martha Stewart, 30 Dec. 2025
After weeks of questions as to why Ohio Bobcats football coach Brian Smith was placed on administrative leave, the school has cited an extramarital affair as one of the reasons why he was officially terminated as head coach with cause.
—Trey Wallace Outkick, FOXNews.com, 18 Dec. 2025
See All Example Sentences for extramarital
Recent Examples of Synonyms for extramarital
Adjective
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The unapologetically lurid tale of two families locked in an ever-complex cat’s cradle of class resentments and adulterous power plays also swarms with queen bees and jaw-droppingly muscular men that feel straight out of the Real Housewives playbook.—
Bloomberg,
Mercury News,
22 Jan. 2026
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As with the true story of the adulterous writers, there’s something at the center of The Disappear that feels cringily solipsistic.—
Sara Holdren,
Vulture,
19 Jan. 2026
Adjective
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All after school athletic and extracurricular activities are canceled.—
Lillian Metzmeier,
Louisville Courier Journal,
4 Feb. 2026
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Large studies involving multiple colleges indicate that the quality and variety of extracurricular involvement are better predictors of college enrollment and success than simply counting the total number of activities.—
Sarah Hernholm,
Forbes.com,
29 Jan. 2026
Cite this Entry
“Extramarital.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/extramarital. Accessed 10 Feb. 2026.
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