unceremoniousness

There was a feeling of picnic unceremoniousness about the feast.

"Well, they're right enough there," said Felix, with his usual unceremoniousness.

On his side, don Zeno Cabral—for I at last knew his name—acted towards them with patronising unceremoniousness.

It is better, however, even where unceremoniousness is admissible, to err upon the safer side.

It was in keeping with the unceremoniousness of his century.