entrance fee vs entrance money

entrance fee and entrance money both are nouns.

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

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

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

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