Related Clues:

• Spray's target, maybe
• Permeating quality
• Something fishy?
• It could be disagreeable
• It comes out in the wash
• Hound's clue
• Carry a stench
• Pheromone quality
• A mothball may have one
• It may be masked or disagreeable
• Nose stimulant
• Air spray target
• Stink up the joint
• Reason for a clothespin, in comics
• Spray target, perhaps