Use 'exultant' for extremely strong feelings of happiness, not just being pleased or content. The fans were exultant when their team won the championship.
Pro Tip 2/3
Celebratory Context
'Exultant' is often used in contexts of achievement, success, or victory. The exultant graduates threw their caps high into the air.
Pro Tip 3/3
Visible Expression
An 'exultant' person typically shows happiness openly through body language or facial expressions. Her exultant smile lit up the room.