enlistee vs freshman

enlistee and freshman both are nouns.

Word	Noun	Adjective	Verb	Adverb
enlistee	Yes	No	No	No
freshman	Yes	Yes	No	No

As nouns, freshman is a hypernym of enlistee; that is, freshman is a word with a broader meaning than enlistee:

Other hypernyms of enlistee include entrant, fledgeling, fledgling, neophyte, newbie, newcomer, starter.

enlistee (noun)	freshman (noun)
any new member or supporter (as in the armed forces)	a first-year undergraduate
	any new participant in some activity

enlistee (adjective)	freshman (adjective)
	used of a person in the first year of an experience (especially in United States high school or college)