Related Clues:

• Piquant flavor
• Small amount of solid food
• Word on a store sign that's flipped daily
• Dentist's instruction, perhaps
• Accepting customers
• Dental aid
• Ajar, e.g.
• Accessible to all
• Keen quality
• As yet undecided
• Unlatch
• Step after shampooing
• Unobstructed
• U.S. ___
• One way to dislodge some particles