This is the 2642nd most frequent Portuguese word.
margens
"Margins" or "banks" (of a river, lake, etc.).
Here, 'margens' refers to the edges of a natural geographic feature, specifically a river.
Eu caminhei pelas margens do rio.
I walked along the riverbanks.
In this sentence, 'margens' denotes the boundaries or edges of a constructed area, such as a pool.
Os alunos estavam nas margens da piscina durante a aula.
The students were at the edges of the pool during class.
Here, 'margens' metaphorically implies being excluded or separate from societal integration.