Answer:
Chests, cabinets, cupboards, bookcases treated as integral parts of a structure. The term built-in in furniture refers to items or fixtures that are permanently attached or installed as a part of a rooms structure. These pieces are designed to blend seamlessly with the architecture of the space and are not intended to be movable or standalone. Built-in furniture is often custom-made or customized to fit specific dimensions and requirements of the area it is being installed in. Examples of built-in furniture include built-in shelves, cabinets, bookcases, wardrobes, and benches.