Why is a person who plays the piano called a pianist, but a person who drives a race car not called a racist?

Why don't you ever see baby pigeons?

Why don't you ever hear about gruntled employees?

Why doesn't "onomatopoeia" sound like what it is?

Why does flammable and inflammable mean the same thing?

Why does an alarm clock "go off" when it begins ringing?

Why does "slow down" and "slow up" mean the same thing?

Why do we wash bath towels? Aren't we clean when we use them?

Why do we sing 'Take me out to the ball game', when we are already there?

Why do we put suits in a garment bag and garments in a suitcase?

Why do we play in recitals and recite in plays?

Why do we have hot water heaters?

Why do we drive on parkways and park on driveways?

Why do 'tug'boats push their barges?

Why do they sell a pound cake that only weighs 12 ounces?

Why do they report power outages on TV?

Why do they put Braille dots on the keypad of the drive-up ATM?

Why do they call them "apartments" when they are all stuck together?

Why do they call it disposable douche? Is there a kind of douche you keep after using?

How come Superman could stop bullets with his chest, but always ducked when someone threw a gun at him?