2
fireworks(noun, charge, cause, boost, informal)
2
flash(noun, charge, cause, excitement, influence)
2
fomentation
2
foreplay
2
fuel
2
help(noun, support, praise, cheer, comfort)
2
impulsion(noun, drive, push, desire, inspiration)
2
inflammation
2
interest(noun, drive, pleasure, desire, reason)
2
irritation
2
justification(noun, insult, affront, incitement, goading)
2
mainspring(noun, feeling, cause, reason, object)
2
momentum(noun, trouble, power, strength, push)
2
motivating force
2
motive power(noun, expression, pressure, propulsion)
2
origination(noun, cause)
2
payment
2
persuasion(noun, drive, desire, reason, interest)
2
perturbation(noun, feeling, pleasure, rage, stir)
2
prompting
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APASmart Define. (2015). stimulus thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/stimulus/thesaurus/synonyms
ChicagoSmart Define. 2015. "stimulus thesaurus" https://smartdefine.org/stimulus/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, stimulus thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/stimulus/thesaurus/synonyms>.
MLASmart Define. "stimulus thesaurus" 24 December 2015. Web. 20 September 2026. <https://smartdefine.org/stimulus/thesaurus/synonyms>