i Register
In some senses, blithely is marked as obsolete. Watch for register when choosing this word.
adv
Without care, concern, or consideration.
As the bombs fell on the city, the woman blithely continued with her chores.
[…] and now was hardly the time, as Stephen pointed out, to be worried about cleaning up his act, and eliminating the chemical additives and other pollutants that we’re all blithely or not so blithely feasting on, blithely since we’re healthy, healthy as we can be; so far, Ira said.
In a joyful, carefree manner.
In a kind manner.