Expiatory sacrifice refers to an act of offering something precious or valuable as a way of atoning for wrongdoings or sins. Other synonyms for expiatory sacrifice include propitiatory sacrifice, atoning sacrifice, offering, penance, reparation, and expiation. Propitiatory sacrifice involves the sacrifice offered to appease a deity or god. Atoning sacrifice is an act of sacrificial offering that reconciles an individual with their spiritual beliefs. Offerings are things or actions presented as a sacrifice during religious or spiritual ceremonies. Penance is a form of atoning sacrifice that one does to express remorse for an offense. Reparation is an expiatory sacrifice offered to compensate for damages done. Expiation refers to the action of making up for past mistakes.