Related Clues:

• Marriage bond
• Hold tightly
• It may be tied in church
• Choker fastener
• Macrame feature
• Gordius's poser
• Ship's speed unit
• Scout's creation
• Lumber flaw
• Hold on tight
• Gordius' problem
• Rope expert's favorite radio station?
• Envelope feature, perhaps
• Tough problem
• Manila envelope part