repay

柯林斯词典

1. V-T If you repay a loan or a debt, you pay back the money that you owe to the person who you borrowed or took it from. 付还; 偿还 (贷款、债务)
He advanced funds of his own to his company, which was unable to repay him. 他把自己的资金预付给公司，公司却未能偿还给他。
2. V-T If you repay a favour that someone did for you, you do something for them in return. 报答; 回报
It was very kind. I don't know how I can ever repay you. 太好了。我不知道怎样才能报答你。

The loan must be repaid within a specified period .
They've threatened to harm him if he doesn't repay the money .
He said he'd repay the money the next day , and true to his word , he gave it all back to me the following morning .
What are you able to provide as a surety that you will repay the loan ?
Thank you so much for your help - I hope one day I'll be able to repay the compliment .