Part of speech:
The definition of infidelity is the act of behaving unfaithfully and cheating on a spouse or significant other.
(Law) The act of such illicit sexual intercourse between a man and a woman which does not by law amount to adultery.
Of or relating to sexual intercourse with someone other than one's spouse
The definition of connivance is knowledge of and agreement with an illegal act without participation.
An act of adultery that gives rise to a cause of action on the part of the injured spouse.
A man who knows of and tolerates his wife's infidelity.
Fidelity is defined as being loyal or faithful, or an accurate copy.
Find another word for adultery. In this page you can discover 21 synonyms, antonyms, idiomatic expressions, and related words for adultery, like: infidelity, unlicensed intercourse, cuckoldry, extramarital affair, fornication, extramarital, connivance, corespondent, criminal conversation, cuckold and unfaithfulness.