defeat

defeat is a Verb

Definition:

[1] To undo; to disfigure; to destroy. [Obs.] His unkindness may defeat my life. Shak.

[2] To render null and void, as a title; to frustrate, as hope; to deprive, as of an estate. He finds himself naturally to dread a superior Being that can defeat all his designs, and disappoint all his hopes. Tillotson. The escheators . . . defeated the right heir of his succession. Hallam. In one instance he defeated his own purpose. A. W. Ward.

[3] To overcome or vanquish, as an army; to check, disperse, or ruin by victory; to overthrow.

[4] To resist with success; as, to defeat an assault. Sharp reasons to defeat the law. Shak.