No, Personification is giving non-living things or objects a human characteristic. like "The Dress danced along with me" or "The painting was staring at me." An exaggeration that cannot be true is Eithier and Idiom, or a hyperbole. I think you are thinking of an Idiom.
He treats Nora like a child, in a manner that is both kind and patronizing. He does not view Nora as an equal but rather as a plaything or doll to be teased and admired.
