Investment banking refers to the process of providing various financial services to corporations, governments, and other financial institutions. There are several synonyms for this term such as corporate finance, investment management, securities trading, and wealth management. Corporate finance involves analyzing financial aspects of companies and assisting them in making strategic financial decisions. Investment management refers to managing and investing assets on behalf of clients. Securities trading involves buying and selling of securities in the stock market. Wealth management involves managing the assets of high-net-worth individuals and families. Overall, all these synonyms are closely related to investment banking and involve the handling of financial assets for various clients.