The word solemnizer is often used to describe a person who officiates at a formal and serious ceremony, typically a wedding or a religious rite. However, there are many alternative words that can be used to describe this role. Some of the synonyms for solemnizer include celebrant, officiant, minister, clergyman, priest, pastor, and rabbi. Each of these words has a slightly different connotation, depending on the context and the religious or cultural background of the ceremony. Whether you are writing a wedding invitation, a religious certificate, or a legal document, it is important to choose the right word to convey the appropriate tone and level of formality.