Retooling is the process of reorganizing, restructuring, or revamping a system or operation to improve its performance and efficiency. To express the same meaning, some of the synonyms for retooling are restructuring, overhauling, renovating, reorganizing, reengineering, transforming, upgrading, modernizing, and revamping. Each synonym highlights the process of changing an existing system, organization, or process to make it more effective and efficient. These synonyms are commonly used in business and other industries to describe the process of making necessary changes to stay competitive and stay ahead in the market. Ultimately, the goal of retooling and its synonyms is to achieve greater success, profitability, and sustainability.