interjection
viva
VEE-vuh/ˈviːvə/
Expresses enthusiastic support or acclaim.
Viva, the crowd cheers as the performer returns to the stage.

Etymology
Viva is a form of “to live” expressing the wish “may he or she live!” That wish for continued life serves as a cheer of enthusiastic support or acclaim.
In context
So, long live the altruistic revolution. Viva la revolución de altruismo.
More examples
- The audience shouted viva in enthusiastic support.
- A chorus of viva greeted the champion.
- He joined the crowd's cry of viva.
Forms
viva
Similar words
- hurrah
- An English cheer without the literal long-life wish.
- hooray
- Hooray expresses celebration without necessarily naming someone to honor.