1. the quality or state of being young; youth

Examples

• Her youngness was evident in her energetic approach to the project.
• The youngness of the team brought fresh ideas to the company.
• Despite his youngness, he showed remarkable wisdom.
• The youngness of the wine was apparent in its bright, fruity flavor.
• She envied the youngness and vitality of her students.
• His youngness made him eager to take on new challenges.