1. the quality or state of being cheerful and full of joy

Examples

• The children’s merriness filled the playground with laughter.
• Her natural merriness made her popular at parties.
• The holiday season brought merriness to the entire neighborhood.
• Despite the rain, their merriness never faded during the picnic.
• The merriness in his voice was contagious.
• She tried to hide her sadness behind forced merriness.