I assured him I was naturally hard — very flinty, and that he would often find me so; and that, moreover, I was determined to show him divers rugged points in my character before the ensuing four weeks elapsed: he should know fully what sort of a bargain he had made, while there was yet time to rescind it.
There are no more uses of "rescind" in the book.
Show samples from other sources
The commander rescinded the order.
When the school learned about the plagiarism, they rescinded her passing grade.