Putty (noun)

1. A pliable, soft material used for filling gaps, smoothing surfaces, and making molds.
2. A mixture of whiting or other fine powder and a binding medium, such as water or oil, used for filling the pores of surfaces such as wood, plaster, or metal before painting or varnishing.

Origin:

From old english putian, meaning to push or press.

Examples:

1. He used putty to fill in the cracks in the wall before painting it.
2. The plumber used putty to seal the leaks in the pipes.
3. He smoothed the putty over the hole in the window.
4. She mixed the putty to fill in the gaps in the woodwork.
5. They used putty to make a mold of the statue.