Maria had turned and waved her hand at him and El Sordo waved disparagingly with the abrupt, Spanish upward flick of the forearm as though something were being tossed away which seems the negation of all salutation which has not to do with business.
There are no more uses of "disparage" in the book.
Show samples from other sources
She has a reputation for disparaging the efforts of her co-workers.
The victors write the history and disparage their enemies.