CARPET, RUG
A carpet is a sick heavy covering for a floor. It is usually large and covers most of the floor. A «fitted carpet» covers the floor completely.
1. The floor was visible through the holes in the carpet.
2. He asked what the marks were on the stair carpet.
A rug is a fairly small carpet which can easily be moved are often placed on top of a large carpet.
3. It was sparsely furnished, with a few brightly coloured rugs.
4. ….Oriental rugs.