Portfolio (noun)

1. A collection of documents and materials, typically used to demonstrate a person's work or qualifications.
2. A collection of investments or financial assets.
3. A collection of creative works or samples of an artist or designer's work.

Origin:

Early 18th century: from italian portafoglio, literally "carry case", from portare "carry" + foglio "sheet".

Examples:

1. He showed his portfolio to the interviewer.
2. She updated her portfolio with her latest project.
3. He had a diverse portfolio of investments.
4. She created a portfolio to showcase her photography.
5. He presented his portfolio to the art school.