entrance vs incursion

entrance and incursion both are nouns.

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

As nouns, incursion is a hyponym of entrance; that is, incursion is a word with a more specific, narrower meaning than entrance:

entrance: the act of entering
incursion: the act of entering some territory or domain (often in large numbers)

entrance (noun)	incursion (noun)
the act of entering	an attack that penetrates into enemy territory
something that provides access (to get in or get out)	the act of entering some territory or domain (often in large numbers)
a movement into or inward	the mistake of incurring liability or blame

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