Synonyms: carefreeness
Definition: the trait of being without worry or responsibility
Similar words: irresponsibility, irresponsibleness
Definition: a form of untrustworthiness; the trait of lacking a sense of responsibility and not feeling accountable for your actions
Synonyms: insouciance, carefreeness, lightheartedness, lightsomeness
Definition: the cheerful feeling you have when nothing is troubling you
Similar words: cheerfulness, blitheness
Definition: a feeling of spontaneous good spirits
Usage: his cheerfulness made everyone feel better