eles faltaram

were absent, missed, were lacking, were missing

→ faltar
falt to be absent from, to miss + aram they past-tense ending
verb · past tense / pluperfect tense, 3rd-person plural Rare #36,409
were absent, missed Used for being absent from a place or event; with a class or event, it can mean “missed.”
PO: Alguns alunos faltaram à aula hoje.
EN: Some students missed class today.
were lacking, were missing Used when something was absent or insufficient.
PO: Faltaram três páginas no relatório.
EN: Three pages were missing from the report.
Conjugation of faltar
Indicative past
SingularPlural
First faltei —
Third faltou faltaram
Indicative pluperfect
SingularPlural
Third — faltaram

Lhe faltaram palavras.

He was at a loss for words.

Não faltaram as promessas.

There was no shortage of promises.

— Vale Abraão (1993)

Ambos Tom e Mary faltaram hoje.

Both Tom and Mary were absent today.

Tom e Mary faltaram a aula e foram ao zoológico.

Tom and Mary skipped class and went to the zoo.

Alguns alunos faltaram por causa da gripe.

Some students were absent because of the flu.

Vocês já faltaram ao trabalho?

Have you ever missed work?