disown

disown is a   Verb

Definition:

[1] To refuse to own or acknowledge as belonging to one`s self; to disavow or deny, as connected with one`s self personally; as, a parent can hardly disown his child; an author will sometimes disown his writings.

[2] To refuse to acknowledge or allow; to deny. Then they, who brother`s better claim disown, Expel their parents, and usurp the throne. Dryden.

Synonyms: