2
high(pleasant, bright, happy, cheerful, thrilled)
2
jaunty(adjective, pleasant, easy, bright, happy)
2
lathered(adjective, bubbly)
2
pert(adjective, bright, energetic, lively, active)
2
playful(adjective, energetic, lively, cheerful, vivacious)
2
potent(adjective, energetic)
2
powerful(adjective, energetic)
2
quicksilver(lively, unpredictable, changeable)
2
scintillant
2
spunky(adjective, energetic, passionate, determined, bold)
2
stimulating(adjective, bright, energetic, active, cheerful)
2
strong(adjective, hard, tough, energetic, flexible)
2
thrilled(ecstatic, elated)
2
turbulent(adjective, excited)
2
unstable(careless, lively, unreasonable, unreliable, changeable)
2
unstoppable(adjective, wild, vivacious, uncontrollable, uncontainable)
1
activist
1
activistic
1
agile(adjective, light, slight, easy, bright)
1
agog
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APASmart Define. (2015). effervescent thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/effervescent/thesaurus/synonyms
ChicagoSmart Define. 2015. "effervescent thesaurus" https://smartdefine.org/effervescent/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, effervescent thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/effervescent/thesaurus/synonyms>.
MLASmart Define. "effervescent thesaurus" 13 April 2015. Web. 22 September 2026. <https://smartdefine.org/effervescent/thesaurus/synonyms>