tuition vs tuition fee

tuition and tuition fee both are nouns.

Word	Noun	Adjective	Verb	Adverb
tuition	Yes	No	No	No
tuition fee	Yes	No	No	No

As nouns, tuition and tuition fee are synonyms defined as:

tuition and tuition fee: a fee paid for instruction (especially for higher education)

tuition (noun)	tuition fee (noun)
teaching pupils individually (usually by a tutor hired privately)	a fee paid for instruction (especially for higher education)
a fee paid for instruction (especially for higher education)