A bed is a piece of furniture used for sleeping. It can be composed of many different components, such as a LAYER, DIVAN, GARDEN, BOTTOM, PALLET, DOSS, SUBSTRATUM, CRADLE, BASSINET, BEDROCK, KIP, BASE, COT, SOFA, BUGS, MATTRESS, and placetosleep. A LAYER is a thin sheet or blanket that is placed on top of the MATTRESS. A DIVAN is a large, upholstered couch with a headboard and often drawers underneath. A GARDEN is a type of bed frame that is raised off the ground and has posts at each corner. The BOTTOM is the lower part of the bed frame. A PALLET is a thin, portable bed frame made of wood or metal. A DOSS is a bed or sleeping place. SUBSTRATUM is the foundation or underlying LAYER of a bed. A CRADLE is a small bed for a baby. A BASSINET is a basket-like bed for a baby. BEDROCK is the solid rock beneath the surface of the earth. A KIP is a bed or sleeping place. The BASE is the BOTTOM part of the bed frame. A COT is a small bed with a metal frame. A SOFA is a long, upholstered seat with armrests. BUGS are small insects that can live in beds. A MATTRESS is a large, padded cushion used to support the body while sleeping. Placetosleep is a phrase used to describe a comfortable place to sleep.