This is the 9153rd most frequent Portuguese word.
brinquem
"Brinquem" means "play" (as in the imperative form for "they" or "you all").
The word 'brinquem' is used here as a subjunctive verb form to express hope or wish.
Espero que vocês brinquem no parque hoje.
I hope you play in the park today.
In this case, 'Brinquem' is utilized in a subjunctive mood to indicate prohibition or prevention.
Não quero que brinquem com esses objetos perigosos.
I do not want them to play with these dangerous objects.
Here, 'brinquem' is in the subjunctive mood expressing recommendation or advisability.