Related Clues:

• Smell
• It may be dominant
• Character
• A bouquet has one
• Essence
• Biological trait carrier
• Kitchen enticer
• ACTH or thyroxine
• Cigar feature
• Reason to ask 'What's cookin'?'
• Pervasive quality
• Aura
• Something the nose knows
• Hair coloring carrier
• Trait determinant