motivator Synonyms

incentive inducement initial force eager beaver motivation activator catalyst whetter stimulus stimulator spur reminder provocation prod live wire driving force risk taker energetic person woman of action busy person achievers incentives motive force risktaker power source prime mover mover and shaker provoker creator arouser primum mobile optimist encouragement encomiast effectuation dynamo driver doer determinant causer cause bonus author agitator encourager energizer enticement mover motive instigator