cavorter
/kævˈɔr.tər/Definitions
1. noun
a person who dances or plays in a lively and uncontrolled manner
“The cavorter on the dance floor was causing a scene with her energetic moves.”
2. verb
to dance or play in a lively and uncontrolled manner
“The children were cavorting in the backyard, laughing and having a great time.”