Related Clues:

• Ship's speed unit
• Scout's creation
• Lumber flaw
• Gordius' problem
• Cluster of feathers
• Cowlick, e.g.
• Rope expert's favorite radio station?
• Tough problem
• Soft cluster
• It's a tie
• Grass clump
• It takes two people to tie it
• Sailor's creation
• Tangled mass
• Half hitch or granny