infidelity

infidelity

noun

Definition 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

Near Antonyms staunchness, steadfastness; dependability, reliability; honesty, trustworthiness

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

Near Antonyms dependability, reliability, trustworthiness; defense, protection, safeguard, shield

Antonyms allegiance, devotion, faithfulness, fealty, fidelity, loyalty, staunchness, steadfastness

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>

Synonyms cheating, infidelity, misconduct, two-timing, unfaithfulness

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