Related Clues:

• Church keys?
• Hurdy-gurdy, e.g.
• Club publication
• Musical instrument
• Hormone source
• Secretion organ, e.g.
• It plays in church
• It's played on Sunday
• Organ that secretes
• Hormone producer
• Church keyboard
• Human skin, for one
• Thymus, for one
• Bach's instrument
• Sly Stone instrument