Here are the possible solutions for describing a voice clue
Answer
Clue
Relevancy
fab
Clue
Word before Four, when describing the Beatles, or Five, when describing Van Halen, or Fifteen, when describing a band I just made up with 15 awesome harpists
Definition
excellent
saloon
Clue
Describing a bar — describing a car
throaty
Clue
Describing a voice.
cello
Clue
The "voice" in Bloch's "Voice in the Wilderness"
Definition
a stringed musical instrument
abig
Clue
"It's not ___ truck. It's a series of tubes" (Senator Ted Stevens describing the internet)