Related Clues:

• Irish Spring alternative
• Keen enjoyment
• Get-up-and-go attribute
• Enthusiastic devotion
• Lemon peel part
• Lemon rind
• Cocktail garnish
• Piquance
• Extreme enthusiasm
• Inner fire
• Oomph!
• Piquant flavor
• Grated citrus rind
• Bit of rind
• Great enthusiasm