80 entries under cause topic. ×

2
motive(noun, charge, drive, drug)
2
propellant(noun, charge, boost, spur)
2
spring(noun, reason, consideration, spur)
2
stimulator(noun, stimulus)
1
bang(noun, charge, boost, spur)
1
consideration(noun, reason, spur, source)
1
determinant(noun, reason, consideration, spur)
1
excuse(noun, reason, spur, basis)
1
eye-opener(noun, charge, boost, spur)
1
fireworks(noun, charge, boost, spur)
1
ground(noun, reason, spur, basis)
1
intention(noun, basis, justification, grounds)
1
invitation(noun, charge, boost, spur)
1
kick(noun, charge, drive, desire)
1
piquing(noun, charge, boost, spur)
1
purpose(noun, reason, consideration, spur)
1
rationale(noun, reason, consideration, spur)
1
shot in the arm(noun, expression, idiom, charge)
1
sting(noun, charge, boost, spur)
1
trigger(noun, charge, start, boost)
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APASmart Define. (2016). impetus thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/impetus/thesaurus/synonyms
ChicagoSmart Define. 2016. "impetus thesaurus" https://smartdefine.org/impetus/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, impetus thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/impetus/thesaurus/synonyms>.
MLASmart Define. "impetus thesaurus" 30 March 2016. Web. 25 September 2026. <https://smartdefine.org/impetus/thesaurus/synonyms>