impishness

In truth, the impishness of circumstance was newer to him than it would have been to a philosopher of threescore-and-ten.

Carol tried to stare them down but in face of the impishness of the boys and the bovine gaping of the men, she was embarrassed.

"I have a perfectly heavenly plan," said Henrietta, her black eyes sparkling with impishness.

She had got into the enemy's fastness by her impishness, but she could go no further on that line.

She was ashamed of her small-boy impishness but for sheer high spirits she could not seem to stop.