madrigalist vs vocaliser

madrigalist and vocaliser both are nouns.

Word	Noun	Adjective	Verb	Adverb
madrigalist	Yes	No	No	No
vocaliser	Yes	No	No	No

As nouns, vocaliser is a hypernym of madrigalist; that is, vocaliser is a word with a broader meaning than madrigalist:

Other hypernyms of madrigalist include singer, vocalist, vocalizer.

madrigalist (noun)	vocaliser (noun)
a singer of madrigals	a person who sings
	an organism that can utter vocal sounds