She tried to be jaunty, but the jauntiness did not ring quite true.
He stopped whistling and strove to control the jauntiness of his gait.
His accent took a little from the jauntiness of Katharine's bearing.
He had lost the jauntiness of his air, but he was still dignified.
For the moment all the jauntiness and exuberance had been drained out of him.
“Naughty, naughty,” ...