1. the quality or state of being gladsome; cheerfulness or joy
Usage: somewhat archaic or literary

Examples

• The gladsomeness in her voice was unmistakable as she announced the good news.
• A sense of gladsomeness filled the room when the family reunited after years apart.
• The children's gladsomeness was evident in their laughter and playful games.
• He approached life with a natural gladsomeness that inspired those around him.
• The festival was marked by an atmosphere of gladsomeness and celebration.