Nonchalance

With an air of nonchalance which, under the circumstances, seemed to me to border upon affectation, he lounged up and down the pavement, and gazed vacantly at the ground, the sky, the opposite houses and the line of railings.

Some Italians display a theatrical nonchalance, insisting on shaking hands while lamenting loudly how absurd it all is that championship soccer fixtures are being postponed.

Ziri replied with nonchalance.

Her nonchalance in the face of military regulations and protocol became a source of frustration to the Navy.