musical style vs musical genre

musical style and musical genre both are nouns.

Word	Noun	Adjective	Verb	Adverb
musical style	Yes	No	No	No
musical genre	Yes	No	No	No

As nouns, musical style and musical genre are synonyms defined as:

Other synonyms of musical style include music genre.

musical style (noun)	musical genre (noun)
an expressive style of music	an expressive style of music