Synonyms and Antonyms of unfaithfulness
1 lack of faithfulness especially to one's husband or wife he eventually forgave his wife's unfaithfulness Synonyms of unfaithfulness disloyalty, faithlessness, falseness, falsity, inconstancy, perfidiousness, perfidy, infidelityWords Related to unfaithfulness adultery; betrayal, double-cross, double-dealing, duplicity, sellout, treachery, treason; deceit, deception, lyingNear Antonyms of unfaithfulness staunchness, steadfastness; dependability, reliability; honesty, trustworthinessAntonyms of unfaithfulness allegiance, constancy, devotedness, devotion, faith, faithfulness, fealty, fidelity, loyalty
2 the act or fact of violating the trust or confidence of another the jaw-dropping unfaithfulness of the person she had considered her best friend was deeply hurtful Synonyms of unfaithfulness backstabbing, business, disloyalty, double cross, faithlessness, falseness, falsity, infidelity, perfidy, sellout, treachery, treason, two-timing, betrayalWords Related to unfaithfulness abandonment, desertion; deceit, deception, double-dealing, duplicity, guile, two-facedness; fraud, informing, lying, snitching, talebearing, trickeryNear Antonyms of unfaithfulness dependability, reliability, trustworthiness; defense, protection, safeguard, shieldAntonyms of unfaithfulness allegiance, devotion, faithfulness, fealty, fidelity, loyalty, staunchness, steadfastness
3 a sexual encounter or relationship between a married person and someone other than their spouse there were charges of unfaithfulness on both sides Synonyms of unfaithfulness cheating, infidelity, misconduct, two-timing, adulteryWords Related to unfaithfulness criminal conversation; free love, promiscuity; disloyalty, faithlessness, falseness, inconstancy, perfidiousness, perfidy, treachery; affair (also affaire), amour, fling, love, love affair, romance; intrigue; attachment, infatuation; entanglement, flirtation; liaison, passionNear Antonyms of unfaithfulness allegiance, constancy, dedication, devotedness, devotion, fealty, loyalty, steadfastnessAntonyms of unfaithfulness faithfulness, fidelity
Learn More about unfaithfulness
Spanish Central: Translation of unfaithfulness Nglish: Translation of unfaithfulness for Spanish speakers
Seen and Heard
What made you want to look up unfaithfulness? Please tell us where you read or heard it (including the quote, if possible).