bed-clothes (n.)youdaoicibaDictYouDict[bed-clothes 词源字典]
also bedclothes, late 14c., from bed (n.) + clothes.[bed-clothes etymology, bed-clothes origin, 英语词源]
carphologyyoudaoicibaDictYouDict
"Plucking at the bedclothes by a delirious patient", Mid 19th century: from Greek karphologia, from karphos 'straw' + legein 'collect'.