Synonyms for Motivate:

n.

incline, pique, inflame, mold, condition, throw back on, implant, enter, hold sway, predispose, work up. inspirit, animate, embolden, cheer. motivate (noun)
actuate, move, propel, prompt, incite.

v.

aid (verb)
encourage, benefit, endow, aid, sustain, minister, mother, foster, tend, attend, abet, fund, relieve, facilitate, assist, serve, help, support.
cause (verb)
engender, provoke, originate, bring about, generate, engineer, give rise to, elicit, drive, produce, execute, cause, induce, inspire, evoke, effect, enforce, force, make, act.
compel (verb)
dragoon, oblige, bully, browbeat, stress, stimulate, nag, galvanize, intimidate, hijack, urge, propel, spark, coerce, bulldoze, mandate, goad, incite, dictate, foment, daunt, impel, push, compel, press.
influence (verb)
predominate, influence, power, master, empower, authorize, bias, control, prejudice, affect, sway, pressure, lead, command.
motivate (verb)
hurtle, jolt, ferment, move, ram, heave, energize, prod, sling, hasten, strike, trigger, magnetize, fling, knock, jostle, pitch, prompt, entice, bump, lob, poke, punch, thrust, throw, instigate, fire, jog, shove, shoot, nudge, jerk, catapult, launch, hurl.
stimulate, instigate (verb)
goad, fire, excite, spur, induce, incite, actuate, prompt, galvanize, spark, trigger, arouse, provoke, pique, whet, inspirit, predispose, inspire, propel, incline, sway, move, lead, persuade, drive, cause, impel.

Other synonyms:

urge on, throw back on, predispose, persuade, spur, prevail on. inspirit, convince, embolden. pique, excite, implant. mold, incline, inflame. animate. enter, cheer, condition. cause
engender, give rise to.
Other relevant words:
excite, work up, urge on, animate, persuade, implant, prevail on, embolden, cheer, whet, inflame, arouse, pique, predispose, incline, convince, enter, inspirit, spur, actuate.