The term "subpoena duces tecum" refers to a legal demand that requires a person to produce documents or items related to a case. There are several synonyms for the term including summons to produce, production order, demand for documents and papers, and order to produce. These terms are commonly used in legal proceedings and have the same purpose as a subpoena duces tecum. The documents or items that are requested through a subpoena duces tecum are typically relevant to a case and can be used as evidence in court. The use of different synonyms for the term is dependent on the jurisdiction and nature of the legal proceedings.