Support hardware refers to any physical component that is designed to enhance or enable the function of a computing system. There are various synonyms to describe such hardware components including auxiliary hardware, complementary hardware, and supplementary hardware. The term auxiliary hardware refers to hardware that works in conjunction with and supports the main hardware components of a computer system. Complementary hardware, on the other hand, refers to hardware that is specifically designed to complement the functions of primary hardware components. Supplementary hardware describes hardware that is used to supplement and enhance the capabilities of a computer system beyond its standard capacity. In summary, these synonyms denote additional components that provide support to the main hardware in a computing system.