(especially of people and their behaviour) very energetic. (Cambridge Dictionary)
Joyously unrestrained and enthusiastic. (Merriam – Webster)
Unrestrained or elaborate especially in style: Flamboyant. (Merriam – Webster)
Full of energy, excitement, and cheerfulness. (Oxford Dictionaries)
If you are exuberant, you are full of energy, excitement, and cheerfulness. (Collins Dictionary)
If you describe something as exuberant, you like it because it is lively, exciting, and full of energy and life. (Collins Dictionary)
T2W4 – exuberant, ebullient.
Leading with Exuberance