gad

(noun) an anxiety disorder characterized by chronic free-floating anxiety and such symptoms as tension or sweating or trembling or lightheadedness or irritability etc that has lasted for more than six months. Synonyms: generalized anxiety disorder, GAD, anxiety reaction.

(noun) a sharp prod fixed to a rider's heel and used to urge a horse onward. Synonyms: spur. Example: "Cowboys know not to squat with their spurs on."

(verb) wander aimlessly in search of pleasure. Synonyms: gallivant, jazz around.