enrollment vs entry

enrollment and entry both are nouns.

Word	Noun	Adjective	Verb	Adverb
enrollment	Yes	No	No	No
entry	Yes	No	No	No

As nouns, entry is a hypernym of enrollment; that is, entry is a word with a broader meaning than enrollment:

Other hypernyms of enrollment include entering, entrance, incoming, ingress.

enrollment (noun)	entry (noun)
the act of enrolling	the act of entering
the body of people (such as students) who register or enroll at the same time	the act of beginning something new
	something that provides access (to get in or get out)
	something (manuscripts or architectural plans and models or estimates or works of art of all genres etc.) submitted for the judgment of others (as in a competition)
	an item inserted in a written record
	a written record of a commercial transaction