A financial holding company is a business organization that is involved in various financial services such as banking, insurance, and investment management. Synonyms that can be used to describe a financial holding company include financial conglomerate, financial group, financial institution, and financial services company. These terms are used to describe organizations that offer a wide range of financial services to their customers. In addition, these companies may also have subsidiaries that provide specialized financial services. Some other terms that can also be used include investment company, financial corporation, and financial trust. It is important to note that the term used may vary depending on the context and purpose of the discussion.