refund (n.)
- abatement
 - agio
 - allow
 - allowance
 - amends
 - atone
 - atonement
 - bate
 - breakage
 - compensation
 - concession
 - cut
 - deduction
 - depreciation
 - discount
 - drawback
 - indemnification
 - kickback
 - penalty
 - percentage
 - premium
 - quit
 - rebate
 - recompense
 - redress
 - reduction
 - reimbursement
 - reparation
 - repayment
 - requital
 - restitution
 - retribution
 - return
 - rollback
 - salvage
 - satisfaction
 - setoff
 - square
 - tare
 - write-off