expression, ichidan verb
abandon one's rights; waive a right; renounce a claim
Formal expression used in legal or serious contexts when someone voluntarily gives up a right or claim. 棄てる emphasizes deliberate abandonment.
彼は相続権を棄てることにした。
He decided to renounce his inheritance rights.
被告は上訴の権利を棄てた
The defendant waived the right to appeal.