"President Coolidge" is a historical term that refers to Calvin Coolidge, the 30th president of the United States. While there are not many synonyms for this specific term, some alternative ways to refer to President Coolidge can include "Calvin Coolidge," "Coolidge," or the "Silent Cal." These references honor the president's reserved and stoic personality. President Coolidge was known for his policies that promoted small government and business growth, as well as his ability to bring stability to the country in the aftermath of World War I. His presidency was marked by a time of economic prosperity and a focus on efficiency within the government.