waive
/weɪv/verb
with obj.
1- refrain from insisting on or using (a right or claim)不坚持要求, 放弃（权利, 要求）：
he will waive all rights to the money.
他将放弃有关那笔钱的一切权利。
1.1
- refrain from applying or enforcing (a rule, restriction, or fee)不强制执行（规定, 限制）; 免除（费用）：
her tuition fees would be waived.
她的学费将免除。
词源
Middle English (originally as a legal term relating to removal of the protection of the law)： from an Anglo-Norman French variant of Old French gaiver 'allow to become a waif， abandon'.