Insouciancenoun
carelessness, heedlessness, indifference, or casual unconcern
Insouciancenoun
nonchalance
Insouciancenoun
Carelessness; heedlessness; thoughtlessness; unconcern.
Insouciancenoun
the cheerful feeling you have when nothing is troubling you
Shamelessnessnoun
(uncountable) The state or characteristic of being shameless.
Shamelessnessnoun
An utterance or action which is shameless.
Shamelessnessnoun
behavior marked by a bold defiance of the proprieties and lack of shame