Related Clues:

• Kind of agent or ballot
• Skeleton in the closet, e.g.
• It may be hard to keep a juicy one
• Ban rival
• Diploma
• Confidential item
• Secret alternative
• Confidence
• Temperature unit
• Thermometer unit
• Clandestine
• Thermometer measure
• Wall hanging, often
• Skeleton, so to speak
• Not generally known