hogs — a hoofed mammal of the family Suidae, order Artiodactyla, comprising boars and swine.
horses — a large, solid-hoofed, herbivorous quadruped, Equus caballus, domesticated since prehistoric times, bred in a number of varieties, and used for carrying or pulling loads, for riding, and for racing.
pigs — an earthenware crock, pot, pitcher, or jar.
swine — any stout, cloven-hoofed artiodactyl of the Old World family Suidae, having a thick hide sparsely covered with coarse hair, a disklike snout, and an often short, tasseled tail: now of worldwide distribution and hunted or raised for its meat and other products. Compare hog, pig1 , wild boar.