Related Clues:

• Theatrical knife
• One directly responsible for health cuts?
• Operating room tool
• It may be cutting things close
• Implement for removing hair
• Common cutter
• "Doctor Strange" prop
• Clasp loose on the Spanish knife
• Barbershop staple
• It might prevent a shadow
• Mustache remover
• Philosophical principle that rules out unlikely explanations
• One cuts line in varied places
• Catching last of fuzz, howl when that's pulled back?
• Reportedly lift a shaving implement