This is the 10222nd most frequent Portuguese word.
enviarem
"Enviarem" means "to send" (in the future subjunctive or personal infinitive form).
The word 'enviassem' is the subjunctive past tense form of 'enviar', used to indicate a hypothetical or requested action in the past.
Eles pediram que os alunos enviassem os relatórios até sexta-feira.
They asked the students to send the reports by Friday.
The word 'enviarem' is the subjunctive future tense of 'enviar', used to indicate a required action before another future action.
Vocês podem ir embora depois de enviarem as cartas.
You can leave after you send the letters.
Here, 'enviassem' shows a hypothetical action that did not occur in the past, indicating speculation or conditional scenarios.