Ream (noun)

1. A quantity of paper consisting of 20 quires or 500 sheets.
2. A tool used for enlarging or smoothing a hole in wood or other material.

Origin:

From middle english reme, from old english rēam, from proto-germanic *rēmaz ("ream"), from proto-indo-european *rey- ("to stretch, extend").

Examples:

1. He ordered a ream of paper for his printer.
2. The carpenter used a ream to enlarge the hole in the wood.
3. The ream of paper was enough to print the book.
4. She used a ream to smooth the edges of the hole.
5. The ream was an essential tool for the carpenter's trade.