Flooring (noun)

1. The material used to make a floor, such as wood, tile, carpet, or linoleum.
2. The act of installing or covering a floor with a certain material.

Origin:

Floor + -ing.

Examples:

1. They just finished installing new hardwood flooring in the living room.
2. She was considering different types of flooring for her kitchen renovation.
3. The old flooring was removed and replaced with new tile.
4. The flooring in the entryway was carpeted to reduce noise.
5. The building's original flooring had been covered with linoleum.