break open vs irrupt

break open and irrupt both are verbs.

Word	Noun	Adjective	Verb	Adverb
break open	No	No	Yes	No
irrupt	No	No	Yes	No

As verbs, break open and irrupt are synonyms defined as:

Other synonyms of break open include burst out, erupt, flare, flare up.

break open (verb)	irrupt (verb)
erupt or intensify suddenly	increase rapidly and in an uncontrolled manner
come open suddenly and violently, as if from internal pressure	erupt or intensify suddenly
open with force	enter uninvited