Extendibility refers to the capacity of an object, system, or technology to be extended beyond its existing capabilities. Synonyms for extendibility include scalability, expandability, flexibility, modifiability, upgradability, adaptability, and versatility. Scalability emphasizes the ability of a system or technology to handle increasing workloads without sacrificing performance or efficiency. Expandability means the ability to add more components, features, or functionalities to an object, system, or technology. Flexibility refers to the ability to adjust to changing circumstances, conditions, or requirements. Modifiability is the capability to modify or customize an object or technology to meet specific needs or preferences. Upgradability pertains to the ability to upgrade an existing system, technology, or software to a newer version or a higher level of performance. Adaptability is the potential to adapt or mold an object, system or technology to new or different environments.