anthem vs vocal

anthem and vocal both are nouns.

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

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

Other hypernyms of anthem include song.

anthem (noun)	vocal (noun)
a song of praise (to God or to a saint or to a nation)	music intended to be performed by one or more singers, usually with instrumental accompaniment
a song of devotion or loyalty (as to a nation or school)	a short musical composition with words

anthem (adjective)	vocal (adjective)
	having or using the power to produce speech or sound
	relating to or designed for or using the singing voice
	given to expressing yourself freely or insistently
	full of the sound of voices