Synonyms of infidelity in English:



  • 1 even after reconciliation, she could not forgive his infidelity
    unfaithfulness, adultery, cuckoldry, disloyalty, extramarital sex; deceit, falseness; affair, liaison, fling, amour
    informal fooling/playing around, cheating, two-timing, hanky-panky
    formal fornication
    [Antonyms] faithfulness
  • Definition of infidelity in:

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    Word of the day animalcule
    Pronunciation: ˌanəˈmalˌkyo͞ol
    a microscopic animal