Related Clues:

• Detective's find
• It can get behind the eight ball
• Stick in a hall
• Give a signal to
• Smear, e.g.
• Slightest amount
• 'Warmer' or 'colder'
• Stick for breaking
• Help of a kind
• Word in many a Nancy Drew title
• Detective's lead
• Prompt actors
• Whodunit game
• "The Color of Money" prop
• Slight hint