redeem

verb

2.
restore the honor or worth of
3.
to turn in (vouchers or coupons) and receive something in exchange
4.
exchange or buy back for money; under threat
Agent:
redeemer
5.
pay off (loans or promissory notes)
Agent:
redeemer
6.
convert into cash; of commercial papers
Agent:
redeemer
Derived from:
redeemer