While the name Gilles de Rais is not that ridiculous on it’s own, I personally find that it is risiculous to have named the necromancer with it, since the first name of my father is Gilles, and it is generally a man’s name too.
As French is my mother language, I can affirm with certainty that French doesn’t have that sort of insults, as we tend not so much to react with shame as we do react with anger.
Also, I’m pretty sure she only says gibberish in the anime, but the narrator speaking over it and the distortion of...