Related Clues:
- Dentist's instruction, perhaps
- Dental aid
- One way to dislodge some particles
- Dentist's advice or a hint to 20-Across, 51-Across, 11-Down and 29-Down
- Dentist's exhortation
- Line at the dentist's office?
- Momentary contact
- Embroidery filaments
- Dental thread
- Hair-grooming tool
- Dental device
- Dental advice
- Salon tool
- Rebuff, with "off"
- Dental ___