Related Clues:

• 'The dapple in the eighth,' e.g.
• Amen
• Tilt
• Show instability
• Stopper
• Put a lid on
• Jockey's wear
• European tongue
• Close-fitting hat
• Mountaineer's challenge
• See 63-Across
• Whirligig
• Top off
• Tip-top
• Mushroom morsel