adulterer
noun
adul·ter·er ə-ˈdəl-tər-ər 
: a person who commits adultery
especially : a man who commits adultery
Example Sentences
Recent Examples on the Web At a summer ball in 1980, Charles and Camilla made out on the dance floor in view of her husband, a prodigious adulterer himself. 
Sam Knight, The New Yorker, 29 Apr. 2022 One of the conversations that earned Bryant a reputation as a mean girl was her mention of rumors that painted co-star Wendy Osefo’s husband as an adulterer. Essence, 25 Nov. 2021 Clinton was generally called an adulterer but not a predator, because the relationship, according to Lewinsky, was consensual. Washington Post, 22 Sep. 2021 Swapping the sexes of the adulterer and the wounded spouse both modernised the story and made the characters more relatable. K.j. Yossman, Variety, 6 Sep. 2021 But in Wednesday's interview, Janey says that being an adulterer does not mean that her brother is a killer. Steve Helling, PEOPLE.com, 25 Aug. 2021 Consider the case of an East Coast woman, whose husband was a serial adulterer for decades. The Salt Lake Tribune, 12 June 2021 When Trump came down that gold escalator on June 16, 2015 to announce his presidential run, there was speculation that a thrice-married adulterer might even be pro-choice. Molly Jong-fast, Vogue, 21 May 2021 The Charleston, South Carolina, native repeatedly called on his Christianity, catnip to White evangelicals (even those who supported an adulterer, a historic liar and a person who never asked for forgiveness at 80%). Clay Cane, CNN, 29 Apr. 2021 See More
Sam Knight, The New Yorker, 29 Apr. 2022 One of the conversations that earned Bryant a reputation as a mean girl was her mention of rumors that painted co-star Wendy Osefo’s husband as an adulterer. Essence, 25 Nov. 2021 Clinton was generally called an adulterer but not a predator, because the relationship, according to Lewinsky, was consensual. Washington Post, 22 Sep. 2021 Swapping the sexes of the adulterer and the wounded spouse both modernised the story and made the characters more relatable. K.j. Yossman, Variety, 6 Sep. 2021 But in Wednesday's interview, Janey says that being an adulterer does not mean that her brother is a killer. Steve Helling, PEOPLE.com, 25 Aug. 2021 Consider the case of an East Coast woman, whose husband was a serial adulterer for decades. The Salt Lake Tribune, 12 June 2021 When Trump came down that gold escalator on June 16, 2015 to announce his presidential run, there was speculation that a thrice-married adulterer might even be pro-choice. Molly Jong-fast, Vogue, 21 May 2021 The Charleston, South Carolina, native repeatedly called on his Christianity, catnip to White evangelicals (even those who supported an adulterer, a historic liar and a person who never asked for forgiveness at 80%). Clay Cane, CNN, 29 Apr. 2021 See More Word History
Etymology
alteration (conformed to Latin adulter) of Middle English advowtrer, avowtrer, advouterer, avouterer, from avouter, avowtier "adulterer" (borrowed from Anglo-French avuiltre, avouter, going back to Latin adulter, noun derivative of adulterāre "to commit adultery with, pollute, adulterate entry 1") + -er -er entry 2
First Known Use
circa 1506, in the meaning defined above