Gullivers Travels by Part 4 Chapter 7 Page 13

any more than a general appellation for those maladies, which is borrowed from the name of the beast, and called hnea-yahoo, or Yahoo’s evil; and the cure prescribed is a mixture of their own dung and urine, forcibly put down the Yahoo’s throat. This I have since often known to have been taken with success, and do here freely recommend it to my countrymen for the public good, as an admirable specific against all diseases produced by repletion.

“As to learning, government, arts, manufactures, and the like,” my master confessed, “he could find little or no resemblance between the Yahoos of that country and those in ours; for he only meant to observe what parity there was in our natures. He had heard, indeed, some curious Houyhnhnms observe, that in most herds there was a sort of ruling Yahoo