rug
/rʌg; rʌɡ/ n
1 thick floor-mat (usu smaller than a carpet) 厚地毯（通常比carpet小）
a `hearth-rug 壁炉前的小地毯.
2 piece of thick warm fabric used as a blanket or covering 厚毯子
a `travelling-rug, ie for covering a passenger's knees in a car, etc 旅行毯（乘坐汽车等时, 盖住膝部的）.
3 (idm 习语) pull the carpet/rug from under sb's feet => pull2. snug as a bug in a rug => snug.