renunciation

noun

• The act of rejecting or renouncing something as invalid

  "The President's renunciation of the treaty has upset Congress."

• The resignation of an ecclesiastical office

  "The bishop's renunciation was on account of his ill health."

• The act by which a person abandons a right acquired, but without transferring it to another.
• In the Anglican baptismal service, the part in which the candidate in person or by his sureties renounces the Devil and all his works.