drooling — to water at the mouth, as in anticipation of food; salivate; drivel.
fooling — a silly or stupid person; a person who lacks judgment or sense.
pooling — Also called pocket billiards. any of various games played on a pool table with a cue ball and 15 other balls that are usually numbered, in which the object is to drive all the balls into the pockets with the cue ball.
ruling — a principle or regulation governing conduct, action, procedure, arrangement, etc.: the rules of chess.
schooling — a large number of fish, porpoises, whales, or the like, feeding or migrating together.
tooling — an implement, especially one held in the hand, as a hammer, saw, or file, for performing or facilitating mechanical operations.