Related Clues:

• Nodule
• Tree protuberance
• Tangle
• Measure of speed
• Half hitch, e.g.
• Tie
• Cat's-paw, e.g.
• Predicament
• Sore
• Tummy trouble
• Worrier's worry
• Wood panel feature
• Windsor, for one
• Entanglement
• Entangle