This is the 3756th most frequent Portuguese word.
athletico
"Athletico" in Portuguese refers to something related to athletics or sports, often used in the names of sports teams or organizations.
In this sentence, 'Athletico' is used as part of the proper name of a Brazilian soccer team.
O clube Athletico Paranaense jogou muito bem ontem.
The club Athletico Paranaense played very well yesterday.
Here, 'atlético' (similar to 'athletico') describes a characteristic referring to physical fitness typical of athletes.
Ele tem um físico atlético devido à prática regular de esportes.
He has an athletic physique due to regular sports practice.
In this context, 'Athletico' serves as a proper noun referring to the name of a football stadium.