repay

verb (used with object), re·paid, re·pay·ing.

1. to pay back or refund, as money.
2. to make return for: She repaid the compliment with a smile.
3. to make return to in any way: We can never repay you for your help.
4. to return: to repay a visit.

verb (used without object), re·paid, re·pay·ing.

5. to make repayment or return.

verb -pays, -paying or -paid

1. to pay back (money) to (a person); refund or reimburse
2. to make a return for (something) by way of compensationto repay kindness

v.

mid-15c., from Old French repaier “pay back, give in return,” from re- “back” (see re-) + payer “to pay” (see pay (v.)). Related: Repaid; repaying.