freshman vs entrant

freshman and entrant both are nouns.

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

As nouns, freshman and entrant are synonyms defined as:

Other synonyms of freshman include fledgeling, fledgling, neophyte, newbie, newcomer, starter.

freshman (noun)	entrant (noun)
a first-year undergraduate	a commodity that enters competition with established merchandise
any new participant in some activity	one who enters a competition
	any new participant in some activity
	someone who enters

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