1. a person who makes amends or atones for a wrongdoing or sin
Usage: formal or literary; often used in religious or moral contexts

Examples

• The expiator sought forgiveness through years of charitable work.
• In the novel, the protagonist becomes an expiator after recognizing the harm caused by his past actions.
• Religious traditions often recognize the expiator as one who has genuinely repented.
• She viewed herself as an expiator, determined to make restitution for her family's historical wrongs.
• The expiator's sincere efforts to reform earned respect from the community.