Bookshelves are an essential piece of furniture for readers and book lovers. They are helpful in organizing books, magazines, and other reading materials in an orderly manner. However, if you're looking for alternative words for bookshelves, there are a few options. A bookcase is the traditional term for a unit that holds books. A book rack is a smaller option for holding a limited number of books. A library unit is a larger piece of furniture that serves as a bookshelf and display space for antiques, artwork, and other items. A shelving unit is a generic term that can refer to any type of shelf, including bookshelves.