Historical clue formulations

• Household item whose name comes from the French for "down" — 2023-06-24
• It's down in France — 2022-06-03
• One might be down for a nap — 2021-08-28
• Replacement for a top sheet and blanket — 2017-11-17
• Bed cover — 2009-06-11
• Comforter — 2002-02-05
• Comforter — 1998-10-27