Answer: renouncing

AnswerCrossword Clue
renouncingReject and stop using or consuming
renouncingRefuse or resign a right or position, esp. one as an heir or trustee
renouncingDeclare that one will no longer engage in or support
renouncingRefuse to recognize or abide by any longer
renouncingRENOUNCE, to disown (to deny the ownership of)
renouncingFormally declare one's abandonment of (a claim, right, or possession)