Mrs. Chetwinde wandered away, insouciant and observant as ever.
Edestone's reply was as insouciant as if he had been merely commenting on the weather.
Up to this she has led a bird's life, gay, insouciant, free and careless.
More or less—an insouciant manner, and a rather startling button-hole.
There was no secernment between her soul and surface; she was mere, insouciant, ...