admission fee vs entrance fee

admission fee and entrance fee both are nouns.

Word	Noun	Adjective	Verb	Adverb
admission fee	Yes	No	No	No
entrance fee	Yes	No	No	No

As nouns, admission fee and entrance fee are synonyms defined as:

Other synonyms of admission fee include admission, admission charge, admission price, entrance money, price of admission.

admission fee (noun)	entrance fee (noun)
the fee charged for admission	the fee charged for admission