The act of atoning for sin or wrongdoing (especially appeasing a deity) WordNet 3.0 & Open English WordNet

Propitiation is the act of appeasing or making well-disposed a deity, thus incurring divine favor or avoiding divine retribution. Wikipedia

Atonement is the concept of a person taking action to correct previous wrongdoing on their part, either through direct action to undo the consequences of that act, equivalent action to do good for others, or some other expression of feelings of remorse. Wikipedia

Appeasing a deity, atonement. Wikipedia Disambiguation

Concept of a person taking action to correct previous wrongdoing on their part. Wikipedia Disambiguation

Appeasing or making well-disposed a deity Wikidata

Concept of a person taking action to correct previous wrongdoing Wikidata

An act of atonement for a sin or wrongdoing. OmegaWiki

An act of atonement. Wiktionary (translation)

The act of propitiating; placation, atonement, similar to expiation but with the added concept of appeasement of anger. Wiktionary

The act of propitiating; placation, atonement, expiation. Wiktionary (translation)