"Break" in this context (You're so small you'll Break) is a verb, Malte. To Break, is an action, not a person, place, or thing.
The noun is generally "Brake" referring to the pedal on an automobile.
The noun can also be "break" as in "a break in the wall".
All of these are correct and acceptable.
Otherwise, if you were responding to Pokeplayer when he said
Remember, the following word only appears ONCE in the entire series.
just ignore what I said above
