Actuate
Part of speech: verb
Definition: To activate, or to put into motion; to animate. To incite to action; to motivate.
Propel
Part of speech: verb
Definition: To cause to move in a certain direction.To make to arrive to a certain situation or result.
Example sentence: Many nights, I would begin the evening fueled by caffeine and nicotine, which I needed to propel me out of torpor and hopelessness - only to overshoot into quaking, quivering anxiety.