nonchalant

The doctor's manner, quick and nonchalant, evidently aggravated his patient.

But the old hero had been nonchalant and calm about the whole thing.

This other's nonchalant strength of decision allured her uncertainty.

Blunt had calmed down suddenly and assumed a nonchalant pose.

Then he turned a nonchalant glance towards McVeigh, and waited.

The mediums are so nonchalant while causing these marvels that they fail to convince.

Dennison, not Cunningham, should have acted the debonair, the nonchalant.

“Deny it if you will,” answered my friend, with a nonchalant air.

That town was thronged with nonchalant women and blue-clad poilus.

There was a restlessness, too, which gave the lie to his nonchalant manner.