irrupt

Meanings

• enter uninvited
  • "She irrupted into our sitting room"
• erupt or intensify suddenly
  • "The crowd irrupted into a burst of patriotism"
• increase rapidly and in an uncontrolled manner
  • "The island's rodent population irrupted"

Synonyms

break open, burst out, erupt, explode, flare, flare up, intrude