aplomb

And your current brand of persuasion entails tempering pushiness with aplomb, brute force with benevolence.

I had behaved with unusual sedateness, had showed an aplomb I had never before evidenced.

She received his bits of news with the aplomb of a resourceful commander.

Don't you see how well Isidorito behaves in society, and with what aplomb he talks on all sorts of subjects?

However, the hostess in her soon triumphed over the foolish old lady, and taken the head of the board with aplomb.

In recalling this startling moment, Deborah wondered as much at her own aplomb as at that of Judge Ostrander.