motivation Synonyms

motivating motive need reason spark spirit spur stimulant momentum stimulation stimulator stimulus rationale push purpose morale muse occasion oestrus pretext prompting propulsion provocation psyche support synergist teachableness pick-me-up motivator get-up-and-go reactant reasons sour grapes spark plug Spurs tittivation incentives pep guiding light urge will catalyst driving force grounds estrous estrus kick in the butt kinesis casus belli motives