to renounce a right―disclaim a right―waive a right―relinquish a right―(権利の主張なら)―relinquish a claim―resign a claim―forego a claim
to renounce one's rights―disclaim one's rights―waive one's rights―relinquish one's claim―resign one's claim―forego one's claim
to renounce one's rights―disclaim one's rights―waive one's rights―relinquish one's claim―resign one's claim―forego one's claim
in criminal law, the right to remain silent
to turn about―face about