This is the 3888th most frequent Portuguese word.
energética
"Energética" means "energetic" or relates to "energy."
Here, 'energética' is used as an adjective to describe the type of drink, specifically an energy drink.
Ela bebeu uma bebida energética antes de ir ao ginásio.
She drank an energy drink before going to the gym.
In this sentence, 'energética' is used as an adjective to describe 'discussão', meaning that the discussion was lively and dynamic.
A discussão foi muito energética e cheia de entusiasmo.
The discussion was very energetic and full of enthusiasm.
Here, 'energética' describes the approach, indicating it is proactive and full of vigor.