Had he known more about dragons and their wily ways, he might have teen more frightened and less hopeful of catching this one napping.
He had a wicked and a wily heart, and he knew his guesses were not far out, though he suspected that the Lake-men were at the back of the plans, and that most of the plunder was meant to stop there in the town by the shore that in his young days had been called Esgaroth.
There are no more uses of "wily" in the book.
Show samples from other sources
Yes, Amy is using a Madness song to give me a clue to my own freedom, if only I can decipher their wily, ska-infused codes.