She could not recall her answer, but at that point, with an unmistakable desire to wound her too, he had said: "I feel no interest in your infatuation over this girl, that’s true, because I see it’s unnatural."
There are no more uses of "infatuated" in the book.
Show samples from other sources
He is infatuated with her.
Whatever was happening with us, it was more than just an infatuation.