WHY?...
Why do we say something is out of whack? What's a whack?
If a pig loses its voice, is it disgruntled?
Why is the man who invests all your money called a broker?
Why is a person who plays the piano called a pianist but a person who
drives a race car is not called a racist?
Why are a wise man and a wise guy opposites?
Why do overlook and oversee mean opposite things?
Why isn't the number 11 pronounced onety-one?
If Fed Ex and UPS were to merge, would they call it Fed UP?