"Intra legem" is a Latin phrase that translates to "within the law." There are several synonyms for this term, including "legitimate," "authorized," "legal," "valid," "lawful," and "constitutional." All of these words are used to describe an action or decision that is in compliance with existing laws and regulations. While they may vary slightly in meaning and connotation, they all convey the same basic idea of being in accordance with established legal norms. As such, these synonyms are often used interchangeably in legal contexts, whether in written documents or oral arguments.