Related Clues:

• Very slow gee-gee, one stuck in liquid mud
• Slow, slimy, and leaving a trail?
• Shot silent film star is lifeless
• Slow, rather like pellets?
• Slow, like a sloth
• Far from speeding like a bullet, possibly?
• Slow moving
• Slow -- as a bullet?
• Inactive, slow
• Dull — slow — dozy
• In need of stimulus
• Dull soldier, donning shorts, riding horse
• Not brisk
• Slow, gig faltering in half-melted snow