Related Clues:

• Extra
• Bonus
• Brighten, with 'up'
• Fringe benefit
• Enliven, with 'up'
• Dental plan, maybe
• Company car, e.g.
• Businessman's bonus
• Benefit
• Lift (up)
• Company car, for example
• Extra benefit
• Become lively, with 'up'
• -- up (improve)
• Free gym membership, e.g.