None. It's au naturel and that's french.
Au revoir! in French is "Goodbye!" in English.
"Bye" can be translated to "au revoir" in French.
"Goodbye" in French is "au revoir".
"On the contrary" in French is "au contraire".
"au collège" means 'in [junior] high school' in French.
In French, "bye bye" is typically translated as "au revoir".
to play football is jouer au foot, jouer au football in French. To play football - Jouer au foot ball in french
"Au salon" in French can mean "at the living room" in English.
"Au" is a masculine article in French and is used with masculine nouns. It is a contraction of "à" + "le" (to + the).
To play soccer is "jouer au foot / au football" in French.
The correct spelling of goodbye in French is "au revoir."