Other hyponyms of vocalist include
alto,
baritone,
bass,
basso,
canary,
caroler,
caroller,
castrato,
chorister,
contralto,
balladeer,
crooner,
folk singer,
jongleur,
minstrel,
poet-singer,
troubadour,
hummer,
lieder singer,
madrigalist,
opera star,
operatic star,
rapper,
rock star,
songster,
soprano,
tenor,
thrush,
torch singer,
voice,
warbler,
yodeller.