Related Clues:

• Heal, as bone
• Mend, as bones
• Ply a needle
• Heal, as a radius
• Suture
• Produce duds
• Like a polo shirt
• Kind of sweater
• Knit or purl
• Purl counterpart
• Do some tailoring
• With 19-Down, sweater maker's tool
• Make a balaclava
• Do some quilting
• Polo shirt, usually