Related Clues:

• Obsession, e.g.
• Bridge site
• Beak
• Victory margin, at times
• Bloodhound's sensor
• See 26-Across
• Winning margin
• It can take your breath away
• Bouquet
• Narrow margin
• Projecting part
• Scent detection device
• Muzzle
• Winning margin, maybe
• Schnoz