Hustling is the deceptive act of disguising one's skill in a sport or game with the intent of luring someone of probably lesser skill into gambling (or gambling for higher than current stakes) with the hustler, as a form of both a confidence trick and match fixing. It is most commonly associated with, and originated in, pool (and to an extent other billiards-family games), but also can be performed with regard to other sports and gambling activities. Hustlers may also engage in "sharking"—distracting, disheartening, enraging, or even threatening their opponents—to throw them off. Hustlers are thus often called "pool sharks" (compare "card shark"). Professional and semi-pro hustlers sometimes work with a "stakehorse"—a person who provides the money for the hustler to bet with (and who may a