Related Clues:

• Marriage bond
• It's about 6,000 feet
• It may be tied in church
• Macrame feature
• Gordius's poser
• Ship's speed unit
• Scout's creation
• Depth unit
• Lumber flaw
• Gordius' problem
• Six feet under?
• Rope expert's favorite radio station?
• Tough problem
• It's a tie
• It takes two people to tie it