Related Clues:

• Move through mud
• Upward movement
• Walk through mud
• Move with effort
• Move through the mire
• Maneuver through mud
• Trudge through sludge
• Force one's way through mud
• Muddy trek
• Move through muck
• Walk heavily and firmly
• Work doggedly
• Trip to the summit
• Walk through the mud
• Tiring walk