The term airiness can be defined by the crossword solutions of DELICACY (8 letters), BUOYANCY (8 letters), EXUBERANCE (10 letters), ANIMATION (9 letters), CHEERFULNESS (12 letters), HAPPINESS (9 letters), EBULLIENCE (10 letters), and GAIETY (6 letters). DELICACY refers to a lightness or fragility, BUOYANCY is the ability to float, EXUBERANCE is an abundance of energy, ANIMATION is liveliness, CHEERFULNESS is a state of being happy, HAPPINESS is a feeling of joy, EBULLIENCE is an overflowing enthusiasm, and GAIETY is a lightheartedness. All of these words together describe the concept of airiness, which is a sense of lightness and joy.