irruption vs entrance

irruption and entrance both are nouns.

Word	Noun	Adjective	Verb	Adverb
irruption	Yes	No	No	No
entrance	Yes	No	Yes	No

As nouns, entrance is a hypernym of irruption; that is, entrance is a word with a broader meaning than irruption:

Other hypernyms of irruption include entering, entry, incoming, ingress.

irruption (noun)	entrance (noun)
a sudden violent entrance; a bursting in	the act of entering
a sudden violent spontaneous occurrence (usually of some undesirable condition)	something that provides access (to get in or get out)
a sudden sharp increase in the relative numbers of a population	a movement into or inward

irruption (verb)	entrance (verb)
	put into a trance
	attract; cause to be enamored