exuberance
n. uncountablen. a feeling of great excitement and energy. You use this to describe someone who is very happy and full of life.
n. a state of intense, unrestrained energy or enthusiasm. Often used to describe a person's personality or a specific moment of joy.
The children showed their exuberance by running through the park.
Despite the long day at work, she greeted her friends with the same exuberance as always.
The architect's exuberance for modern design is evident in the building's bold curves and vibrant color palette, which contrast sharply with the surrounding historic district.
From French exubérance, from Latin exuberantia (“superabundance”), from exuberare (“to grow thickly, to abound”); from ex- (“out”) + uber (“udder”), which would have originally referred to a cow or she-goat which was making so much milk that it naturally dripped or sprayed from the udder.