This is the 1766th most frequent Portuguese word.
floresta
Forest.
Here, 'floresta' is used as a noun to denote a large area covered chiefly with trees and undergrowth.
A floresta é rica em biodiversidade.
The forest is rich in biodiversity.
In this sentence, 'floresta' is again a noun, acting as the object of the verb 'explorar', demonstrating its use in describing a location of activity.
Nós exploramos a floresta durante o fim de semana.
We explored the forest during the weekend.
Here, 'floresta' is still a noun, used as part of a possessive construct to discuss its condition being impacted by external factors.