requital
词根词缀：
acquit v. 免除责任；免罪
ac 加强 + quit 使自由；免除 →〔疑犯〕获得自由 → 免罪
acquittal n. 释放；还清（债）
ac 表加强 + quit 使自由；免除 + tal，acquit 的名词 → 释放；还清（债）
quit v. 停止；放弃（为获得自由而放弃）
quitclaim n. 放弃权利
quit 使自由；免除 + claim 宣告 → 放弃宣告的权利 → 放弃权利
requite v. 报答
re 回 + quit 使自由；免除 + e → 回头使〔恩人〕自由 → 报答
requital n. 报答
re 回 + quit 使自由；免除 + al 表行为，requite的名词 → 报答
数据来源：新东方英语词汇速记大全
相关例句：
Because not all requital is meted out in this life, a final judgment is necessary to bring it to completion.
因为并不是所有偿还都给予这种生命，最后的审判是必需的，完全地使之恢复知觉。
We received food and lodging in requital for ( or of) our services.
我们得到食宿作为我们服务的报酬。
Relationship marketing emphasizes the establishment of cooperation of mutual trust between marketing activities and all parties concerned, characterized in essence by enterprise promise and fulfillment of customer and environment benefits in return for long-term patronage and recognition and requital of environment.
关系营销学着重强调了营销活动要与涉及的各方建立起相互信任的合作关系，其本质是企业通过对顾客和环境的利益承诺及其兑现来换取顾客的长期惠顾和环境的认可与回报。
I gave him ￡ 10 in requital of ( for) his help.
我给了他10英镑作为报答。
At present, the investment distribution and requital is a question concerned by enterprises.
当前，一个令企业非常关注的问题，就是企业信息化的投资分配和投资回报问题。
What requital can we make for all his kindness to us?
我们对他给我们的仁慈，能作些什麽报答呢？