ellos faltaron

were missing

→ faltar
falt to be missing, to be absent + aron 3rd-person plural past tense
verb · third plural · past indicative Rare #35,450
were missing Preterite tense (completed past action).
SP: En la reunión faltaron tres personas.
EN: Three people were missing from the meeting.
Conjugation of faltar
Indicative past
SingularPlural
Third faltó faltaron

Les faltaron el respeto.

They disrespected them.

Solo me faltaron unos condones.

All I was missing was some condoms.

— Amores perros (2000)

Sí, me faltaron dos puntos.

Yes, I was two points short.

— Moscú no cree en las lágrimas (1980)

Me faltaron las palabras en el último minuto.

I was speechless at the last minute.

Tom y Mary faltaron a clase y se fueron al zoo.

Tom and Mary skipped class and went to the zoo.

Tanto Nancy como Jane faltaron a la escuela.

Both Nancy and Jane were absent from school.