Related Clues:

• Skunk smell
• Repulsive smell
• Product of pungency
• Ozone feature
• Sign of biodegradation
• Possible memory trigger
• Sign of bad food, perhaps
• Unwanted scent
• Dumpster fire output
• Aged cheese characteristic
• Trash heap emanation
• Dumpster woe
• Locker-room feature
• Cause of nose-wrinkling
• Rotting evidence