I was pleased with the result; the biggest word is the surname of my main character (he's usually known by his last name) and all my other characters are there as well.
I would suggest you try it yourself. You can make your own word cloud at wordle.net. It's a fun way to see if you're over-using certain words or if your choices are correct.
See your writing as a piece of art! Amusing and informative; you just can't lose.