How do you spell Atoning

Available Definitions:
1)  v. i. - To agree; to be in accordance; to accord.
2)  v. i. - To stand as an equivalent; to make reparation, compensation, or amends, for an offense or a crime.
3)  v. t. - To set at one; to reduce to concord; to reconcile, as parties at variance; to appease.
4)  v. t. - To unite in making.
5)  v. t. - To make satisfaction for; to expiate.