Je serai toujours votre fille.
My in French is 'Ma' if you were a girl.
Girl in french is fille
Always in french is toujours.
for always is 'pour toujours' in French.
Française
Skinny girl is fille maigre in French.
It depends on the nationality. If I were to say you are English and you're a boy I would said anglais. If you were a girl, I would say anglaise. If you were French and a boy I would say français; if a girl, française. The female form of a nationality always end in "e". But it really just depends on the nationality.
gross girl
Baby girl in French is: Bébé fille.
For a boy, you would say "allemand" and for a girl, you would say "allemande" in French.
"Good girl" in French is "brave fille" or "gentille fille".
Always a princess in French is toujours une princesse.