Quitclaim. The action or fact of renouncing any right or interest in land or property.
Quittance. A release or discharge from a debt or obligation; a document certifying such discharge; a receipt.
Quitclaim. To declare (a person) free; to release, acquit, discharge, etc. To renounce, resign, give up (a possession, claim, right, pursuit, etc.). A formal discharge or release. A formal renunciation or giving up of a claim.