atone
uh-TONEverbMeaning to make up for a wrong one has done
Memory hook AT ONE again: make it up. Kai broke Lila’s kite, so he spends his whole Saturday building her a new one; he wants to atone for the wrong and be at one with her again.
To atone for forgetting her birthday, Sami baked his sister a three-layer cake.
In context Having missed three practices, the goalie tried to atone for his absence by arriving early every day and staying late to pick up the cones.
Similar make amends, make up for, compensate, redeem oneself
From the phrase at one, “in harmony”: to atone first meant to become friends again.