Adulterer

Pronunciation: /əˈdʌltərər/

Adulterer (noun)

  1. A person who has a sexual relationship with someone else while married or in a committed relationship.
  2. A person judged guilty of breaking a marriage agreement by having sex with another person.

Examples

  • The cheating partner broke trust after the affair.
  • She confronted the cheating partner about the secret messages.