Sandpaper (noun)

A material consisting of paper or cloth coated with abrasive particles, used for smoothing or polishing surfaces.

Origin:

From the combination of the words "sand" and "paper" which describes the abrasive material and the material it is adhered to.

Examples:

1. He used sandpaper to smooth the rough edges of the wood.
2. I need to buy some sandpaper to remove rust from my car.
3. Sandpaper is used to make surfaces smooth.
4. Sandpaper is used to remove paint and varnish.
5. Sandpaper is available in different grits for different jobs.