Related Clues:

• The wheel makes such inroads
• One is just a little depressed, by the way
• Pothole
• Mucky manager?
• Too-familiar agenda
• Though muddy, it's a manger, perhaps
• Dirt-road feature
• Stale routine
• Settled routine
• Bland pattern
• Nine-to-five drudgery
• Dirt road sight
• Tire snagger
• Deep tire track
• Cause of getting stuck