irrupt

verb

  1. 1

    increase rapidly and in an uncontrolled manner

    The population of India is exploding

    The island's rodent population irrupted

  2. 2

    erupt or intensify suddenly

    Unrest erupted in the country

    Tempers flared at the meeting

  3. 3

    enter uninvited

    They intruded on our dinner party

    She irrupted into our sitting room

Synonyms

Also useful for “irrupt”:Unscrambler