Related Clues:

• Obstacle to progress
• Pull along the ground
• Rural road feature
• Night noise
• Word with race or queen
• Pull ... or puff
• Bunk annoyance
• Move with a mouse
• Search a river-bed
• Repetitive pattern
• Make a sound in the night?
• Carriage track
• Breathe loudly while sleeping
• Track impediment
• This can be monotonous