Related Clues:

• Highest level
• Word with horse or track
• Hat
• Part of some uniforms
• Sun blocker
• Clog or sandal
• Chemin de fer need
• Sole support
• Climax
• See 111-Across
• Dental work
• One that gets tongue-tied?
• There may be a spat about it
• Mortarboard, e.g.
• Type of string