1. the quality of being light, delicate, or having plenty of fresh air and space
2. a casual or carefree manner; lack of seriousness

Examples

• The airiness of the cathedral made visitors feel peaceful.
• She decorated the room to enhance its natural airiness.
• The fabric’s airiness made it perfect for summer clothing.
• His airiness about the deadline concerned his supervisor.
• The dancer moved with remarkable airiness and grace.
• The airiness of her response suggested she wasn’t taking it seriously.
• The open floor plan created a sense of airiness throughout the house.