"Have the right to" is a commonly used phrase in legal and everyday language. However, there are several other synonyms that can be used in its place, depending on the context and tone of the statement. Some examples include "possess the authority to", "be entitled to", "hold the privilege of", "enjoy the liberty to", "be empowered to", "have the permission to", "be sanctioned to", "retain the prerogative to", and "exercise the freedom to". Using synonyms can add variety and depth to writing while conveying the same meaning. It is essential to choose the right synonym that fits the intended message, and in legal or formal documents, it is best to stick to recognized terminology.