counterpane

päiväpeite, tilkkupeite The topmost covering of a bed, often functioning as a blanket.
1915, w:W. Somerset Maugham|W.S. Maugham, "s:Of Human Bondage/Chapter XCVII|Of Human Bondage":

When he had got a light he saw that she had taken away all her things and the baby's .. and all the things on the washing-stand had been broken, a knife had been drawn cross-ways through the seats of the two chairs, the pillow had been slit open, there were large gashes in the sheets and the counterpane, the looking-glass appeared to have been broken with a hammer.