Answer:
What word do all dictionaries spell wrong?
Can you think of a crime that is punishable if attempted but not punishable if actually committed?
What grows when it eats, but dies when it drinks?
It is in every mountain, it's not in any hill, it's not in all the world, and yet it's in the mill.
It goes up and down the stairs without moving.
You kick me, you punch me, and you beat me up all class. When you leave, you don't even say thanks for allowing you to beat me up. What am I?