Legal refers to matters that are authorized, permissible, or sanctioned by the law of a particular region, country, or jurisdiction. There are several synonyms for legal, including lawful, legitimate, authorized, permissible, and valid. These terms are often used interchangeably depending on the context in which they are being used. For instance, lawful can refer to a situation or an action that is in accordance with the law. Authorized is another synonym that can refer to approval or permission to do something. Permissible, on the other hand, refers to things that are allowed or tolerated by the law. In general, these synonyms help to express similar ideas relating to legality and compliance with legal systems.