flippantly

I passed her the pancakes with a cheerful smile, and flippantly pressed the hand next me.

"Call out the fire department, probably," said Eleanor flippantly.

"I am sorry to hear you speak so flippantly on a solemn subject," said Milburgh.

It is daring, flippantly defiant, paroxysmal, and redundant in explosive adjectives; but it is not true to nature.

He sits down again and throws his hat flippantly aside with the air of a man who has no longer anything to fear.