"Elated" describes a feeling of great joy or high spirits; it's when someone is extremely happy and uplifted.
Matching Pairs
exhilaratedeuphoricjoyfulblissfulbuoyant
Examples
After receiving the news about his promotion at work, John felt elated and couldn't stop smiling for the rest of the day.
Michelle was elated when she realized her favorite band from the 90s was getting back together for a reunion tour.
On her birthday, Sarah was elated to find out that her friends had planned a surprise party for her, complete with all her favorite things from childhood.