The French Word for Well Wolf

Garrou is like, what is Garrou actually? G-A-R-O-U. It's not just like Wolf of the Moon or something. Inherited from Middle French Garrou, Old French Garrou,. L'Garroul. So it's Warrou, werewolf in Garrou. The words become a g-a. Oh, oh, werewolf Garrou. If you use it, it can be used as a suffix to create a were something. But that's very strange etymology. Anyway, I don't know how I knew that. He says: "When you know the word for well wolf, you've mastered the language"