263 entries under noun topic. ×

20
accelerator(substance, agent, chemical)
14
incentive(activity, charge, drive, cause)
12
impetus(activity, force, charge, drive)
11
agitator(activity, spur, goad, incentive)
11
stimulus(charge, drive, cause, drug)
10
impulse(activity, charge, drive, cause)
10
spur(activity, charge, feeling, drive)
10
agent(desire, urge, spur, lure)
9
stimulant(activity, charge, cause, drug)
9
motivation(activity, charge, feeling, drive)
8
catalyser(agent, chemistry, fuel)
8
catalytic agent(expression, substance, agent, chemical)
8
cause(charge, boost, spur, stimulus)
7
enzyme(activity, substance, spur, goad)
7
reactionary(activity, spur, goad, incentive)
7
biocatalyst(substance, agent, chemical)
7
incendiary(activity, spur, goad, incentive)
7
energy(power, agent, thrust, motive)
7
mover(desire, urge, spur, leader)
6
goad(activity, charge, feeling, drive)
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APASmart Define. (2015). catalyst thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/catalyst/thesaurus/synonyms
ChicagoSmart Define. 2015. "catalyst thesaurus" https://smartdefine.org/catalyst/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, catalyst thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/catalyst/thesaurus/synonyms>.
MLASmart Define. "catalyst thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/catalyst/thesaurus/synonyms>