The crossword solution for the term 'modify, as the Constitution' is 'AMEND, ' which is a five-letter word. To AMEND something means to make changes or modifications to it. This term is often used in reference to the United States Constitution, which is the supreme law of the United States. Amendments to the Constitution are proposed by Congress and must be ratified by three-fourths of the states in order to become part of the Constitution.