Related Clues:

• Slimy gunk
• Hair gel, e.g.
• Viscous substance
• Bungle, with "up"
• Unsavory serving
• Pond mud
• ''Ghostbusters'' goo
• Sticky matter
• Soft, soggy mixture
• Pastelike plateful
• 'You Can't Do That on Television' substance
• ''Ghostbusters'' goop
• Yucky semiliquid
• Crib comment
• Icky buildup