pagluib

Noun

 * 1) a betrayal; unfaithfulness; a treachery
 * 2) infidelity; unfaithfulness in a marriage or an intimate relationship: practice or instance of having a sexual or romantic affair with someone other than one's spouse, without the consent of the spouse
 * 3) deliberate, often calculated, disregard for trust or faith
 * 4) the act of violating the confidence of another, usually for personal gain