repudiate

To reject the validity or authority of.

To reject emphatically as unfounded, untrue, or unjust.

To refuse to recognize or pay.

To disown (a child, for example).

To refuse to have any dealings with.

To put away; divorce.

To cast away; reject; discard; renounce; disavow.

To refuse to acknowledge or to pay, as a debt; disclaim.

Repudiated.