The word "most centenary" refers to something that is a hundred years old or has lasted for a hundred years. It is a specific descriptor that may be used to describe a person, place, event, or thing. There are several synonyms that can be used in place of "most centenary", such as "centennial", "centenarian", "centenary", "centennial anniversary", "hundredth anniversary", "century-old", "one-hundred-year-old", and "having existed for a century". These words convey a sense of milestone or significance that comes with having lived or lasted for a century. They can be used in various contexts, including historical, cultural, social, and personal.