antiphony vs religious music

antiphony and religious music both are nouns.

Word	Noun	Adjective	Verb	Adverb
antiphony	Yes	No	No	No
religious music	Yes	No	No	No

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

antiphony: a verse or song to be chanted or sung in response
religious music: genre of music composed for performance as part of religious ceremonies

Other hypernyms of antiphony include church music.

antiphony (noun)	religious music (noun)
alternate (responsive) singing by a choir in two parts	genre of music composed for performance as part of religious ceremonies
a verse or song to be chanted or sung in response