Related Clues:

• Noose
• Part of a shoelace knot
• Stunt pilot's maneuver, perhaps
• Stuka stunt
• Part of a shoelace tie
• Air-show stunt
• In the ___ (well-informed)
• Tally symbol
• Serration
• Heart of Chicago, with 'the'
• Progress unit
• Top-___
• V cut
• Rope noose, for example
• Oval shape