1) The term "bull market" refers to a period of rising stock prices, while a "bear market" refers to a period of falling stock prices.

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

3) The word "pencil" contains two vowels: E and I.

4) The world's largest ocean, the Pacific Ocean, covers an area of approximately 63 million square miles.