stimulus Synonyms

influence spur impetus impulse starter stimulant stimulating stimulation stimulator synergist titillation prompt spice prompting propulsion provocation push reason reassurance revival reviver seed signal trigger urging motivator propellant straw that stirs the drink reflation shot in the arm spark plug Spurs tittivation incentives motivations motive power pick-me-up urge catalyst motivation input come on aggravator arouser ankus kick in the butt guiding light stimulants promoter abetment