Related Clues:

• Olfactory stimulus
• ''What died?'' provocation
• Gasoline additive
• Reason to bathe
• Freshness indicator
• "What died?" provocation
• Nitrogen's lack
• One of the senses
• Nose wrinkler
• Garlic quality
• It may seep from an onion patch
• Le Pew's defense
• It may be picked up in a dumpster
• Big stink
• Telltale ___