Wiktionary
adv. In an insouciant manner.
Usage examples of "insouciantly".
Vrej was posed insouciantly on a new foremast, and explained the delay by informing them that Acapulco was that rarest of places, an important trade-port without a single Armenian, and so he had been forced to deal with slower minds.
Mehh flipped onto her belly and crept insouciantly, provocatively, into the mating position with her tail high and to the side, presenting her nether quarters to the male.
By the time he passed under it, dawn-light was glancing prettily off its new stone-work: King Looie as a primordial naked Hercules leaning insouciantly on a tree-sized club, naked except for a periwig the size of a cloud, and a lion skin slung over one arm so that a flapping corner just covered the royal Penis.
She crossed her legs and sat like a young girl waiting for her friends to arrive for a pajama party, tossed her head, and laughed insouciantly.