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bed; bedding
sickbed
alcove
riverbed
seedbed
straw "core" of a tatami mat
floor
風邪で三日も床についていた。
I was bedridden for three days with a cold.
祖父は長い間床に伏していた。
My grandfather had been confined to his sickbed for a long time.
体調不良で床に伏している。
Due to illness, I'm bedridden.