1) The eye of a cyclone is a region of calm, relatively clear skies and light winds at the center of the storm.

2) The word "orange" contains three vowels: O, A, and E.

3) Oprah Winfrey is an American media mogul, television host, actress, and philanthropist. She is best known for hosting "The Oprah Winfrey Show," which became the highest-rated talk show in TV history, and for her influential role in the entertainment industry.

4) The word "bank" comes from the Italian word "banco," which means bench. In medieval Italy, bankers conducted their business on benches in the marketplace.