Related Clues:

• Olfactory input
• Get wind of
• Pith
• Essence of roses
• Olfactory offense
• German city
• Kitchen enticer
• Cigar feature
• Lilac, e.g.
• Perfume essence
• See 25-Across
• Use a thurible
• Stink
• Carbon monoxide's lack
• Lead for a Lab