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English definition of “effervescent”

effervescent

adjective (ACTIVE)    /ˌef.əˈves.ənt/ US  /-ɚ-/
full of energy, positive, and active: She's one of those effervescent personalities that you often see presenting TV game shows.Energetic and lively effervescence     /-əns/ noun [U] Physical and chemical processes
(Definition of effervescent adjective (ACTIVE) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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