irrupt

Verb

• increase rapidly and in an uncontrolled manner
  • The population of India is exploding
    
  • The island's rodent population irrupted
    

• erupt or intensify suddenly
  • Unrest erupted in the country
    
  • Tempers flared at the meeting
    
  • The crowd irrupted into a burst of patriotism
    

• enter uninvited
  • They intruded on our dinner party
    
  • She irrupted into our sitting room
    

Related words

• Synonyms: 
  explode , erupt , flare up , flare , break open , burst out , intrude