noun
ADJECTIVE
▪ double , king-size , queen-size ( AmE ), single
▪ comfortable , cushy ( AmE )
▪ firm , hard
▪ soft , springy
▪ lumpy
▪
an old bed with a lumpy ~
▪ thin
▪ air , blow-up , inflatable
▪ foam
▪ cot ( BrE ), crib ( AmE )
PREPOSITION
▪ on a/the ~
▪
The children slept on ~es on the floor.
▪ under a/the ~
▪
My grandmother keeps her money under the ~.