Thesaurus
infidelity
noun
Synonyms and Antonyms of INFIDELITY
1
lack of faithfulness especially to one's husband or wife <infidelity can lead to divorce>
Synonyms disloyalty, faithlessness, falseness, falsity, inconstancy, perfidiousness, perfidy, unfaithfulness
Related Words adultery; betrayal, double-cross, double-dealing, duplicity, sellout, treachery, treason; deceit, deception, lying
Antonyms allegiance, constancy, devotedness, devotion, faith, faithfulness, fealty, fidelity, loyalty
2
the act or fact of violating the trust or confidence of another <the one thing that the political boss will not forgive is infidelity>
Synonyms backstabbing, business, disloyalty, double cross, faithlessness, falseness, falsity, infidelity, perfidy, sellout, treachery, treason, two-timing, unfaithfulness
Related Words abandonment, desertion; deceit, deception, double-dealing, duplicity, guile, two-facedness; fraud, informing, lying, snitching, talebearing, trickery
3
a sexual encounter or relationship between a married person and someone other than their spouse <had known about his wife's infidelities for years>
Related Words 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, passion
Near Antonyms allegiance, constancy, dedication, devotedness, devotion, fealty, loyalty, steadfastness
Antonyms faithfulness, fidelity
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