2
reassurance(noun, support, help, praise, cheer)
2
reinforcement(noun, help, praise, cheer, inspiration)
2
restorative(drug, spur, upper, alcohol, stimulant)
2
shot
2
spark plug(noun, expression, drug, spur, incentive)
2
spring(noun, cause, reason, object, spur)
2
sting(noun, charge, cause, boost, informal)
2
stirring up(expression, start, excitement, beginning, provocation)
2
support(noun, help, praise, cheer, comfort)
2
sweetener(noun, lure, bribe, incentive, bait)
2
upper(drug, alcohol, stimulant, refreshment)
2
whet
2
whip(noun, reason, stick, spur, lure)
1
activator
1
activity(noun, feeling, pleasure, passion, rage)
1
actuation(noun, drive, start, desire, reason)
1
advance(noun, support, help, praise, cheer)
1
advocacy(noun, support, help, praise, cheer)
1
afflatus(noun, excitement, influence, idea, spur)
1
animating(noun, start, excitement, beginning, provocation)
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APASmart Define. (2015). stimulus thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/stimulus/thesaurus/synonyms
ChicagoSmart Define. 2015. "stimulus thesaurus" https://smartdefine.org/stimulus/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, stimulus thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/stimulus/thesaurus/synonyms>.
MLASmart Define. "stimulus thesaurus" 24 December 2015. Web. 21 September 2026. <https://smartdefine.org/stimulus/thesaurus/synonyms>