Related Clues:

• Squishy stuff
• Exhibit aplenty, as confidence
• Seep like sap
• Act like slime
• Move very slowly
• Fall in drops
• Primordial matter
• Move like mud
• Primordial material
• Go like the Blob
• Have in spades
• Flow like sludge
• Emit slowly
• Move like lava lamp contents
• Mud at bottom of river