Related Clues:

• Tuning fork's output
• Paint choice
• Instrument quality
• Coloration
• Colora-tion
• Concern of a musician or bodybuilder
• Cerise or magenta, e.g.
• Tenor
• Complexion
• What calisthenics improve
• Distinctive quality
• Light property
• Vietnamese city
• Strengthen, with 'up'
• Voice nuance