Related Clues:

• Muzzle
• Winning margin, maybe
• Schnoz
• Pen that swims
• Aroma
• It smells a lot
• Conk
• Barely beat, with 'out'
• Honker
• Graceful aquatic bird
• Part of a plane
• Smoke detector
• Be a busybody
• Majestic swimmer
• See 35-Across