返还 (fǎn huán): restitution; return of something to its original owner; remittance

The library stipulates that if readers return books late, they must pay back a certain amount of fines.

After that delivery company went bankrupt, it returned the shipping fees customers had prepaid one by one.

According to the contract, the landlord should return the deposit within seven days after the tenant moves out.

The police recovered the stolen money from the scammer and returned it in full to the elderly victim.

This store promises that if a product has quality problems you can return it, and the payment will be refunded through the original channel.