Fear of Jokes

How do blondes define hydrophobic on their school tests? A fear of utility bills.
I have a fear of speed bumps. But I am slowly getting over it.
Hippopotomonstrosesquippedaliophobia is the Fear of long words.
If you were a tear drop, I would never cry for the fear of losing you.
How did the blond define hydrophobic on her chemistry exam? Fear of utility bills.