Related Clues:

• 'Ain't She Sweet?' composer
• 'Hard Hearted Hannah' composer
• Stress, for one
• Antiquing agent
• Golden-___
• Worry, perhaps
• Ripening agent
• Cause of gray hair
• Ripening factor
• 'Happy Days Are Here Again' composer
• Ending with golden or teen
• Ethylene vis-à-vis fruit
• Maturing agent
• Worry, it's been said
• Ripener