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Not being burdened by trouble, worry, or care; happy and carefree. See Synonyms at glad1.

light′heart′ed·ly adv.
light′heart′ed·ness n.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.lightheartedness - the cheerful feeling you have when nothing is troubling youlightheartedness - the cheerful feeling you have when nothing is troubling you
blitheness, cheerfulness - a feeling of spontaneous good spirits; "his cheerfulness made everyone feel better"


References in classic literature ?
All the "old crowd" was there, full of mirth and zest and youthful lightheartedness.
And I, as I could not make my young companions better, feared exceedingly that they would make me worse--would gradually bring my feelings, habits, capacities, to the level of their own; without, however, imparting to me their lightheartedness and cheerful vivacity.
It is a happy characteristic of the Negro race, which they hold in common with little children, that their spirits seldom remain depressed for a considerable length of time after the immediate cause of depression is removed, and so it was that in half an hour Usanga's band was again beginning to take on to some extent its former appearance of carefree lightheartedness.
Netizens, however, missed the lightheartedness of Pokwang's post and pointed out that baby Malia's foot was already dangling off the sofa.
The addition of Jonny to our dysfunctional band family was one of the best choices that we have ever made, and he brought a much needed sense of fun and lightheartedness to everything we did.
She claims TV today lacks "fun and lightheartedness.
Interestingly, the concept applies not just to individuals, but to organizations, as Senn demonstrates through his example of the lightheartedness attributed to the entire staff of Southwest Airlines.
The progression of the crisis and how people just adapted to its consequences, along with all the lightheartedness that came along was my main inspiration," Saleh said.
Mind the bugs won't bite," he sang with an unconvincing show of lightheartedness.
These intriguing characters have the potential to appeal to a universal audience, transcending the boundaries of language or even age, delivering positive social messages with lightheartedness, music, and high quality content.
The lightheartedness of the four friends in the last act, when they pretend to dance, flirt, fence and here even play softball with chunks of bread, nicely set up the sad finale.
These are ways we can express sadness or joy or resignation or lightheartedness.