Related Clues:

• Tire tracks
• Chuckholes
• Dull existences
• Boring routines
• Trapping tracks
• Dull lives
• Makes groovy
• Dead-end jobs
• Deep grooves
• Nine-to-five grinds, e.g.
• Trenches
• Dull routines
• Daily grinds
• Going-nowhere states
• Same old routines