spur

(noun) a verbalization that encourages you to attempt something. Synonyms: goad, goading, prod, prodding, urging, spurring. Example: "The ceaseless prodding got on his nerves."

(noun) any sharply pointed projection. Synonyms: spine, acantha.

(noun) tubular extension at the base of the corolla in some flowers.

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

(noun) a railway line connected to a trunk line. Synonyms: branch line, spur track.

(verb) incite or stimulate. Example: "The academy was formed to spur research."

(verb) give heart or courage to. Synonyms: goad.

(verb) strike with a spur.

(verb) goad with spurs. Example: "The rider spurred his horse."

(verb) equip with spurs. Example: "Spur horses."