Constitutionalization refers to the process of incorporating constitutional principles into a legal system. However, there are several other words that can be used as synonyms for this term. The word "constitutionalism" is one such synonym which refers to the belief in the importance of a written constitution in governing a country or state. Another word that can be used is "institutionalization", which means the process of establishing a set of formal rules for a particular system or organization. "Codification", "legalization" and "incorporation" are also synonyms for constitutionalization. These words all imply the process of making constitutional principles into a legally binding framework.