Related Clues:

• Goes slowly
• Moves like sludge
• Flows slowly
• Oozes out
• Exudes, as confidence
• Moves like slime
• Can't contain
• Radiates
• Moves like molasses
• Oozes forth
• Flows like sap
• Runs slowly
• Lava does it
• Seeps out
• Falls through the cracks?