Related Clues:

• Chromatic nuances
• Warbler
• Sewing machine brand
• Doo-wop group member
• Subdues, with 'down'
• Modulates, with 'down'
• Firms muscles
• Manners of speaking
• Colors
• Glee club member
• Pitch steps
• Busy signals, e.g.
• Steps on a scale
• Color gradations
• Staff notes?