a woman who is having a sexual relationship with a married man. The American word is marriage counseling. Seek help from a licensed therapist who is specifically trained in marital therapy and experienced in dealing with infidelity. 5 synonyms of adultery from the Merriam-Webster Thesaurus, plus 23 related words, definitions, and antonyms. Find more ways to say cheat, along with related words, antonyms and example phrases at Thesaurus.com, the world's most trusted free thesaurus. In criminal law, adultery was a criminal offence in many countries in the past, and is still a crime in some countries today. Adultery: a sexual encounter or relationship between a married person and someone other than their spouse. mistress noun. Like many women, René (who asked that only her middle name be used), a writer from northern New Jersey, had two husbands: a regular spouse and a “work husband,” a man -- … Culturally, we tend to believe that cheating is having sex with someone other than your spouse, period. Find another word for unfaithfulness. Antonyms for cheating. monogamy noun. That’s right, the lunchbox special enveloping all food groups between two slices of bread is named for the 4th Earl of Sandwich, an English aristocrat who lived in the 1700s. Another word for cheat. Synonyms for adultery include infidelity, unfaithfulness, cheating, cuckoldry, liaison, unchastity, affair, disloyalty, fornication and amour. Infidelity definition, marital disloyalty; adultery. In family law, adultery may be a ground for divorce, with the legal definition of adultery being "physical … the practice of having only one sexual relationship at a time. Unfaithfulness: lack of faithfulness especially to one's husband or wife. It may arise in a number of contexts. Find another word for adultery. cheating | definition: not faithful to a spouse or lover | synonyms: two-timing, adulterous, unfaithful| antonyms: faithful, free, unstuff, fragrant on the side phrase. Did you know the word "sandwich" is named for a person? Consult a marriage counselor. Synonyms for cheating in Free Thesaurus. Don't get me wrong—cheating once also reflects on a person's character, and not well. 7 synonyms for cheating: cheat, two-timing, adulterous, unsporting, unsportsmanlike, foul, dirty. Another word for cheater. informal if someone has or is getting a bit on the side, they are secretly having a sexual relationship with a second partner. See more. Find more ways to say cheater, along with related words, antonyms and example phrases at Thesaurus.com, the world's most trusted free thesaurus. The term adultery refers to sexual acts between a married person and someone who is not that person's spouse. 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