Related Clues:

• Unbalanced, rock back
• Almonds, e.g
• Sewer's repair producing angry pronouncement
• Nasty buildup
• Common candy bar add-ins
• Crackers — what are they for?
• Accumulated muck
• 'H-E-double-hockey-sticks!'
• Fruit crackers
• Some party treats
• Repair sock holes
• Mend, as a sock
• Bother to repair
• They might be hard to crack
• In a fix, curses