Related Clues:

• Quartet part
• Choir singer
• Violist's clef, perhaps
• Choral voice
• Soprano's colleague
• Certain voice range
• Deep-voiced songstress
• A choir member
• Second highest in a family of instruments
• One under a mezzo
• Palo __
• Orfeo, e.g., in Gluck's 'Orfeo ed Euridice'
• Voice above a tenor
• Part of SATB
• She's low