n. lack of faith or belief in some religious system; unfaithfulness to a sexual partner, especially a spouse
Not all divorces mean people cheat but infidelity is the number one reason for divorce.
Sentence in Classic:
There had been nothing definite, but Stepan Arkadyevitch was hardly ever at home; money, too, was hardly ever forthcoming, and Dolly was continually tortured by suspicions of infidelity, which she tried to dismiss, dreading the agonies of jealousy she had been through already.
Anna Karenina(V1) By Leo Tolstoy Context
The inequality in marriage, in his opinion, lay in the fact that the infidelity of the wife and the infidelity of the husband are punished unequally, both by the law and by public opinion.
Anna Karenina(V2) By Leo Tolstoy Context
He spoke much of Cunegonde, and Candide told him that he should ask forgiveness of that beautiful one for his infidelity when he should see her in Venice.
She loved him and he loved her, and this unwanted child now seemed to her a proof of infidelity to that love.
Gone With The Wind By Margaret Mitche Context
He invented an infidelity on the part of the lover, and succeeded, by means of fragments of letters cunningly presented, in persuading the unfortunate woman that she had a rival, and that the man was deceiving her.
Les Misérables (V1) By Victor Hugo Context
She felt somewhat like a woman who in a moment of passion is betrayed into an act of infidelity, and realizes the significance of the act without being wholly awakened from its glamour.
The Awakening By Kate Chopin Context