lightheartedness
Definitions
A state of being cheerful, carefree, and free from anxiety.
The quality of having a relaxed, unburdened, or playful disposition.
Examples
The lightheartedness of the summer festival made everyone feel welcome and relaxed.
Despite the serious nature of the meeting, she managed to inject a sense of lightheartedness into the conversation.
Synonyms
cheerfulness carefreeness gaiety vivacity joviality blitheness buoyancy
Antonyms
seriousness solemnity gloominess melancholy heaviness despondency gravity