duvet
🇺🇸
/ˈduːveɪ/
🇬🇧
/ˈduːveɪ/
a soft, warm bed covering filled with feathers or other soft materials
I bought a new duvet to keep me warm during winter nights.
冬の夜に暖かく過ごせるように、新しい羽毛布団を買いました。