Related Clues:

• Grind
• Grind together
• Grind one's teeth
• Grind, as teeth
• Rub together
• Grind together, as teeth
• Grind, as one's teeth
• Grit your teeth
• Grind (one's teeth)
• Grind grinders
• Engage canines?
• Grind your teeth
• Grind, in a way
• Grind (as teeth)
• Grit one's teeth