effervescent
intransitive-verb
To give off bubbles; to be bubbly or fizzy.
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The drink effervesced in the glass.
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The cleaning solution effervesced when applied to the stain.
To be lively and enthusiastic; to show excitement.
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She effervesced with excitement about the trip.
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The crowd effervesced as the band took the stage, full of anticipation.