Leaf (noun)

1. A flattened structure of a higher plant, typically green and blade-like, that is attached to a stem directly or via a stalk.
2. A thin sheet of metal, paper, or plastic, used especially for printing or writing on.

Origin:

Old english lēaf, of germanic origin; related to dutch blad and german laub.

Examples:

1. The trees were starting to turn red and gold as the leaves changed color.
2. She turned the pages of the book, admiring the illustrations on each delicate leaf.
3. He carefully placed the fragile old documents on a sheet of acid-free paper to protect them.
4. The leaves on the bushes rustled in the wind.
5. She laid out the printed pages on the table, counting them to make sure she had printed enough.