There are several synonyms for the term "chief executives". For instance, the title "CEO" or "Chief Executive Officer" is the most commonly used synonym. Other synonyms of chief executives encompass positions such as President, Managing Director, Chairman, COO or Chief Operating Officer, and Executive Director. These positions may vary depending on the company or organization for which they work. Additionally, some synonyms that are specific to particular sectors include Superintendent, Headmaster, Principal, and Chancellor in educational institutions. The term "Top Executive" can also be used to refer to individuals who are responsible for the top-level decisions of organizations. In summary, there are various synonyms for the term "chief executives," and their usage often depends on the context they are being used in.