I don't want to ruin your dreams here ( so keep going) but there are several similar services already available.
Here is the link to purhates Password Crackers » Welcome to Question Defense Tools Probably one (if not the best) cracker around. I think he has like every word from every language in the world in his dictionaries.
But seriously keep working on your ideas. I mean there are a billion tutorials on cracking a dang wep key so why not another wpa cracker project.