Word/Phrase: upbeat
Translation: optimista
Pronunciation: op.tiˈmis.ta
The mood was upbeat - El estado de ánimo era optimista
They always have an upbeat attitude - Siempre tienen una actitud optimista
The music was very upbeat - La música era muy optimista
She has an upbeat personality - Ella tiene una personalidad optimista
We need to keep an upbeat spirit - Necesitamos mantener un espíritu optimista