There are several synonyms that can be used interchangeably with the term "chief manager." One of the most common is "executive director," which refers to a senior-level manager in charge of overseeing the overall operations of a business or organization. Other synonyms include "CEO" (chief executive officer), "president," "vice president," "general manager," and "director." All of these terms generally refer to individuals who are responsible for setting strategic goals, managing budgets, overseeing personnel, and ensuring that all operations are running smoothly. While the specific duties and responsibilities of a chief manager may vary depending on the industry and organization, the overall goal is always to ensure that the company is successful and meets its objectives.