break_open
1. [ verb ] open with force
Examples:

"He broke open the picnic basket"

Related terms: open
2. [ verb ] break open or apart suddenly
Synonyms: burst split
Examples:

"The bubble burst"

Related terms: break blow pop stave split
3. [ verb ] erupt or intensify suddenly
Synonyms: erupt flare_up burst_out irrupt flare
Examples:

"Unrest erupted in the country" "Tempers flared at the meeting" "The crowd irrupted into a burst of patriotism"

Related terms: intensify outburst
Similar spelling:   break_even
  break_up
  break_off
  breakup
  brisk_up
  brick_up
  break_of_day
  breakableness
  breakable