open with force; "He broke open the picnic basket"
come open suddenly and violently, as if from internal pressure; "The bubble burst" Synonym(s):burst, split, break open
erupt or intensify suddenly; "Unrest erupted in the country"; "Tempers flared at the meeting"; "The crowd irrupted into a burst of patriotism" Synonym(s):erupt, irrupt, flare up, flare, break open, burst out