Related Clues:

• Quaver, e.g.
• Marker
• Bit of marginalia
• Do, re or mi, e.g.
• It can fall flat
• See 7-Down
• Mention
• 'You come here often?' e.g.
• Put down
• See 17-Across
• Bill
• Short letter
• Fishing gear
• Row
• Spiel