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erupt

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verb [intransitive] erupt pronunciation in British English /ɪˈrʌpt/ 
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present tense
I/you/we/theyerupt
he/she/iterupts
present participleerupting
past tenseerupted
past participleerupted
  1. 2
    to start suddenly with a lot of violence or noise

    Police feared that a riot might erupt.

    1. a.
      if a place erupts, there is suddenly a lot of noise as people start shouting, laughing, or fighting
      erupt in/into:

      The room erupted in laughter as Sally acted out the incident.

derived word

eruption

 erupt pronunciation in British English /ɪˈrʌpʃ(ə)n/  noun [countable/uncountable]
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singulareruption
pluraleruptions

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