There are several synonyms for the word "rack", including shelf, stand, holder, frame, hanger, and support. A shelf is a flat surface used for storage, while a stand is a piece of furniture designed to hold objects. A holder is a device used for storing or supporting an item, while a frame is a rigid structure used to provide support. Hangers are devices used for hanging clothes, while supports are structures used to hold or prop up an item. Synonyms for the word "rack" are important to know when discussing furniture, storage options, and organizational tools.