Collocations for bed - noun

single
double
king-size, king-sized
queen-size, queen-sized (both AmE)
twin
bunk, camp (esp. BrE), canopy (esp. AmE), feather, four-poster, hospital, sofa
I slept in the bottom bunk of a set of bunk beds.

comfortable, comfy (informal), cosy/cozy, soft, warm
unmade
a messy room, with an unmade bed and clothes on the floor

empty
He came home to find an empty bed.

makeshift (esp. AmE)
He slept on a makeshift bed of blankets and cushions.

marital, marriage
tanning (esp. AmE)

make, make up
strip
Please strip the beds and put the sheets in the washing machine.

climb into, crawl into, get into, go to, tumble into
She crawled into bed exhausted.

climb out of, get out of, leap out of
lie (down) on, lie in, sit on
He lay in bed, reading his book.
Elizabeth was sitting on her bed writing a letter.

put sb to, tuck sb up in
It's your turn to put the children to bed.

occupy, sleep in
All the hospital beds were occupied.

share
He and his brother had to share a bed.

wet
Don't punish a child who wets the bed.

clothes, linen (usually bedclothes, bedlinen)
sheet
sore (usually bedsore)

in bed
I like to be in bed before 11 o'clock.

out of bed
Are you out of bed yet?

bed and breakfast
We stayed at a comfortable bed and breakfast.
Bed and breakfast accommodation is available. (BrE)

the edge of the bed, the foot of the bed, the head of the bed, the side of the bed
get sb into bed (= persuade sb to have sex)
go to bed with sb (= have sex with sb)
take to your bed (= go to bed because you are ill)
time for bed
Come on, children, it's time for bed.

flower, rose, strawberry, etc.
garden, planting (both AmE)
raised

bed of
ornamental beds of roses