1
instinct(noun, feeling, drive, passion, desire)
1
intensity(noun, activity, go, drive, power)
1
involuntariness
1
itch(noun, feeling, drive, passion, desire)
1
juice(noun, activity, go, drive, power)
1
lack of reserve(expression, idiom, abandon, ease, candor)
1
lack of restraint(expression, idiom, abandon, ease, candor)
1
lash(noun, feeling, drive, passion, desire)
1
laxity(abandon, ease, candor)
1
license(noun, abandon, ease, recklessness, candor)
1
life(noun, power, strength, spirit, vigor)
1
liveliness(noun, power, strength, spirit, vigor)
1
lust(noun, feeling, drive, passion, desire)
1
might(noun, activity, go, drive, power)
1
mind(noun, feeling, drive, passion, desire)
1
motivation(noun, feeling, drive, passion, desire)
1
motive(noun, feeling, drive, passion, desire)
1
moxie(noun, activity, go, drive, power)
1
muscle(noun, activity, go, drive, power)
1
notion(noun, feeling, drive, passion, desire)
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APASmart Define. (2015). spontaneity thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/spontaneity/thesaurus/synonyms
ChicagoSmart Define. 2015. "spontaneity thesaurus" https://smartdefine.org/spontaneity/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, spontaneity thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/spontaneity/thesaurus/synonyms>.
MLASmart Define. "spontaneity thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/spontaneity/thesaurus/synonyms>