upbeat

adjective
UK /ˈʌp.biːt/
US /ˈʌp.biːt/

Feeling happy and full of energy.

She was upbeat about her first day at school.


OTHER MEANINGS

2. In music, the beat that comes before the first strong beat of a bar.

The song starts with a quick upbeat before the main rhythm.

3. A cheerful and lively style or mood.

The party had a fun, upbeat atmosphere all night.

4. Encouraging or showing good spirits about the future.

The coach gave an upbeat speech before the big game.