No, this was “theater” pronounced with sunglasses and insouciance.
Its insouciance with punctuation may lend the book an aura of difficulty, but in practice this is not the case.
The insouciance that has followed the decay of custom was impossible, because the tribe that gave way to it was lost.
With that and a superb air of insouciance, he made shift to go.
Aprs nous le deluge seems to him the insouciance of a maniac, or of a monster of selfishness.
Perhaps they were affecting a little of that British insouciance you spoke of—'
Yet even in his insouciance there was something engaging; something almost of distinction.
That's the kind of man I really like, chirping his insouciance.
He brought charges against the weird world of Presles with an insouciance and brutality which defeated their own aim.
Idleness and insouciance had few temptations for them, cynicism was abhorrent to them.