I saw in this that I, too, was tormented by a perversion of ingenuity, even while the prize was reserved for me.
I was modestly wondering whether my utmost ingenuity would have enabled me to say anything that would have amused him half as much as this imaginary pleasantry, when I was startled by a sudden click in the wall on one side of the chimney, and the ghostly tumbling open of a little wooden flap with "JOHN" upon it.
There are no more uses of "ingenuity" in the book.
Show samples from other sources
He exercised great ingenuity in making excuses for missing class.
It will take more than ingenuity to clean this up. We’re going to have to admit our mistake.