Related Clues:

• Barbershop necessity?
• Black porgy, e.g.
• Source of low pitches?
• Wide-mouthed fish
• Barry White, notably
• It's deep
• Carp family fish
• Deep end?
• Carp kin
• Low-voiced
• Low part
• Paul Robeson, e.g.
• Woofer's output
• Low-pitched instrument
• Barbershop member