1) Absolves 2) Compensates 3) Deals with guilt 4) Deals with sin 5) Does an Act of Contrition 6) Does community service 7) Does penance 8) Does penitence 9) Expiates 10) Fasts 11) Is repentant 12) Lives as a penitent 13) Makes amends 14) Makes good 15) Makes it right 16) Makes reparation 17) Makes reparations 1) Expiates 
At·ones adverb [ See At one .] [ Obsolete] « Down he fell atones as a stone. Chaucer. »