Related Clues:

• It gets sticky, or it turns wrong
• Is it on the bow? No, Sir!
• Colophony, or it turns bad
• Gets sticky or turns bad
• Is it in varnish? No sir, that's how it's made
• Stern-to-bow application?
• Violin-case item
• Bow lubricant
• 'Fiddler's gum' is counted among the maestro's infirmities
• Wrought iron's essential for the bow
• Used by a bowman leading Don Quixote's horse
• Amber has stake on fictional horse
• Bow balm
• Violin-bow application
• Violinist's block