1) Ailing 2) Bedfast 3) Bedrid 4) Infirm 5) Laid up 6) Shut in 7) Sick 8) Unwell 1) Bedfast 2) Bedrid 3) Confined to bed 4) Exclusively Saxon word 5) Exclusively Anglo word 6) Infirm 7) Laid up 8) Sick 9) Sick-abed 10) Very ill 11) Word with Anglo-Saxon origins 12) Word of purely Anglo origin 
• (v. i.) Confined to the bed by sickness or infirmity.
confined to bed because of illness, injury, etc.