This is the 5002nd most frequent Portuguese word.
irem
"Irem" is the inflected form of "ir" (to go) in Portuguese, meaning "they go" or "they will go," used as the third-person plural in the future subjunctive or present subjunctive.
In this sentence, 'irem' is used as a subjunctive-form verb to indicate a desired action that is hypothesized or recommended.
É importante que eles irem juntos para o encontro.
It is important that they go together to the meeting.
Here, 'irem' expresses an action contingent on a conditional clause (thinking beforehand), showcasing its use in hypothesis discussions.
Se eles pensassem antes de irem embora, poderiam ter evitado problemas.
If they thought before leaving, they could have avoided problems.
In this context, 'irem' highlights the infinitive construction in the Portuguese language adjusted for plural subject participation.