lightsomeness

There is a lightsomeness about its gaudy exterior that seems to defy gravity.

There was lightsomeness and gladness in every breath.

It was Swanhild's wedding-day; but she greeted it with little lightsomeness of heart, and her eyes knew no sleep that night, though they were heavy with tears.

For the gaunt, bony frame and limbs of Hepzibah, as compared with the tiny lightsomeness of Phoebe's figure, were perhaps in some fit proportion with the moral weight and substance, respectively, of the woman and the girl.