1. the quality of being full of energy, enthusiasm, and enjoyment

Examples

• Her zestfulness for life was contagious and inspired everyone around her.
• The team’s zestfulness during practice showed their dedication to winning.
• Despite his age, his zestfulness remained undiminished.
• The children approached the field trip with remarkable zestfulness.
• Her zestfulness in tackling new challenges impressed her colleagues.
• The actor’s zestfulness brought energy to every scene.