Expiate

Verb

 * 1)  To atone or make reparation for.
 * 2)  To make amends or pay the penalty for.
 * 3)  To relieve or cleanse of guilt.

Thesaurus
amend, atone, atone for, compensate, compensate for, correct, cover, do penance, fill up, give and take, give satisfaction, indemnify, live down, make amends, make compensation, make good, make matters up, make reparation, make right, make up for, pay back, pay the forfeit, pay the penalty, propitiate, put right, recompense, rectify, redeem, redress, remedy, repair, repay, retaliate, satisfy, set right, square it, square things