Mercedario is a Spanish term used to refer to someone or something related to the Mercedarian religious order founded in the 13th century. Synonyms for Mercedario could include Mercedarian, Mercedarian monk, or Mercedarian friar. Other related terms might include Vendean, which refers to a soldier of the Vendee rebellion who wanted to restore an old French monarchy; or Merced, the Spanish term for "mercy." This term is often used in plural as "mercedes" and can refer to acts of kindness or generosity. Ultimately, the synonyms for "mercedario" will depend on the context in which the term is used and the subtleties of meaning required.