Unable to leave one's bed for some reason(adjective)
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Use "bedbound" in a sentence
"I ended up taking three but, because I was bedbound with severe muscle fatigue, I had to take them at my kitchen table, as I couldn't leave the house."
"It's about time bedbound homeless people were taken down a peg or two."
"I was expecting to be bedbound for a bit, and that has not been so."