Here are the possible solutions for certain vocal style clue
Answer
Clue
Relevancy
arioso
Clue
Certain vocal style
Vocal style
Definition
(Italian) a melody resembling an aria
scat
Clue
Style for a certain vocal improviseR
Vocal style
Vocal style that mimics an instrumental solo
Vocal improv style
doo
Clue
___ -wop (vocal style)
Definition
(Scots) a dove or pigeon
recitative
Clue
A style of vocal music.
Definition
a style of musical declamation, between singing and ordinary speech, used esp. in the dialogue and narrative parts of an opera or oratorio, also RECITATIVO