1. the quality or state of being full of glee; joyful delight or merriment

Examples

• The children's gleefulness was evident as they opened their presents on Christmas morning.
• Her gleefulness at winning the competition was contagious and lifted everyone's spirits.
• The gleefulness of the crowd during the celebration was impossible to ignore.
• He approached the task with such gleefulness that it became enjoyable for everyone involved.
• The gleefulness in her voice made it clear she was thrilled about the surprise party.
• Their gleefulness transformed the ordinary day into something truly special.