- [verb] give sudden release to an expression; "We burst out laughing"; "'I hate you,' she burst out"
- [verb] appear suddenly; "Spring popped up everywhere in the valley"
Synonyms: pop out
- [verb] erupt or intensify suddenly; "Unrest erupted in the country"; "Tempers flared at the meeting"; "The crowd irrupted into a burst of patriotism"
Synonyms: erupt, irrupt, flare up, flare, break open
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