To misrepresent.
To alter so as to make false; to make incorrect.
To prove to be false.
To counterfeit; to forge.
To show (an item of charge inserted in an account) to be wrong.
To inform on, especially in betrayal of others.
To contact or cooperate with the police for any reason.
A ball used in the sport of Quidditch.
A thief.
An informer, one who betrays his group.
A nose.
A tiny morsel.