spur-v; 2 Senses

Sense Number 1: encourage or stimulate an activity or development

Spurred (on) by her early success, she went on to write four more novels.
The academy was formed to spur research.
Raphael Fraisse spurred growth of gypsy jazz.
A business tax cut is needed to spur industrial investment.

VerbNet: force-59
FrameNet: Attempt_suasion
PropBank: spur.01
WordNet 3.0 Sense Numbers: 1, 2

Sense Number 2: urge a horse on by the spurs

He spurred his horse on and shouted "Faster! Faster!"
With that he spurred his horse and rode out of the mesquites toward the town.

VerbNet: NM
FrameNet: NM
WordNet 3.0 Sense Numbers: 3, 4, 5