prolusion vs tune-up

prolusion and tune-up both are nouns.

Word	Noun	Adjective	Verb	Adverb
prolusion	Yes	No	No	No
tune-up	Yes	No	No	No

As nouns, prolusion and tune-up are synonyms defined as:

Other synonyms of prolusion include warm-up.

prolusion (noun)	tune-up (noun)
exercising in preparation for strenuous activity	adjustments made to an engine to improve its performance
a short introductory essay preceding the text of a book	exercising in preparation for strenuous activity