A bill of indemnity is a legal document that protects a person or entity from legal or financial liability. There are several synonyms for this term, including release, waiver, exoneration, discharge, and clearance. A release is a legal document that relinquishes one party's claims or rights against another party. A waiver is an intentional relinquishment of a known right. Exoneration refers to being cleared of blame, while discharge refers to being relieved of a duty or debt. Finally, clearance is the act of being authorized or approved for something. Each of these terms are closely related to the concept of a bill of indemnity and may be used interchangeably depending on the context.