vocal music vs music

vocal music and music both are nouns.

Word	Noun	Adjective	Verb	Adverb
vocal music	Yes	No	No	No
music	Yes	No	No	No

As nouns, music is a hypernym of vocal music; that is, music is a word with a broader meaning than vocal music:

vocal music: music that is vocalized (as contrasted with instrumental music)
music: musical activity (singing or whistling etc.)

As nouns, music is a hypernym of vocal music; that is, music is a word with a broader meaning than vocal music:

vocal music: music intended to be performed by one or more singers, usually with instrumental accompaniment
music: an artistic form of auditory communication incorporating instrumental or vocal tones in a structured and continuous manner

vocal music (noun)	music (noun)
music that is vocalized (as contrasted with instrumental music)	musical activity (singing or whistling etc.)
music intended to be performed by one or more singers, usually with instrumental accompaniment	punishment for one's actions
	any agreeable (pleasing and harmonious) sounds
	(music) the sounds produced by singers or musical instruments (or reproductions of such sounds)
	an artistic form of auditory communication incorporating instrumental or vocal tones in a structured and continuous manner