basso vs vocalist

basso and vocalist both are nouns.

Word	Noun	Adjective	Verb	Adverb
basso	Yes	No	No	No
vocalist	Yes	No	No	No

As nouns, vocalist is a hypernym of basso; that is, vocalist is a word with a broader meaning than basso:

Other hypernyms of basso include singer, vocaliser, vocalizer.

basso (noun)	vocalist (noun)
the lowest adult male singing voice	a person who sings
an adult male singer with the lowest voice