carpet
1.
2. A surface or surface covering that is similar to a rug: a carpet of leaves and pine needles on the forest floor.
verb
carpeted
To cover with or as if with a carpet: carpet the stairs; snow that carpeted the sidewalks.
on the carpet
2.
[Middle English, from Old French carpite, from Medieval Latin carpīta, from Old Italian carpita, from carpire, to pluck, from Latin carpere.]