irrupt

Verb (3)

1. enter uninvited“They intruded on our dinner party”“She irrupted into our sitting room”Synonyms: intrude
2. erupt or intensify suddenly“Unrest erupted in the country”“Tempers flared at the meeting”“The crowd irrupted into a burst of patriotism”Synonyms: eruptflare upflarebreak openburst out
3. increase rapidly and in an uncontrolled manner“The population of India is exploding”“The island's rodent population irrupted”Synonyms: explode