Sadie is name. It has no meaning in Spain. In some places, though, itt means 'Princess'
"Sadie va à Paris"
It's not French
I read the Throne of Fire and it doesn't say what Sadie's secret name is.
Sadie Alexandru goes by Sadie.
Sadie means princess.
Sadie Leech is 5' 7".
Sadie Ornitz's birth name is Lesser, Sadie F..
Sadie Belle is 5' 10".
Sadie Sandler's birth name is Sadie Madison Titone-Sandler.
Sister in law in Spanish is cunada.
Sadie Frost's birth name is Sadie Liza Vaughan.