ellos volverían

would return, would come back

→ volver
volver to return, to come back + ían 3rd-person plural conditional
verb · 3rd-person plural Rare #55,043
would return, would come back With a, volver can mean “to do something again.”
SP: Volverían mañana si pudieran.
EN: They would come back tomorrow if they could.
Conjugation of volver
SingularPlural
First volverme —
Conditional
SingularPlural
First volvería volveríamos
Second volverías —
Third volvería volverían

Entonces, volverían a su país para siempre.

Then, they would return to their country forever.

— RRR (2022)

Los barcos de dos mástiles estaban en el mar y volverían en una semana.

The two-masted ships were at sea and would return in a week.

Los precios volverían a bajar.

Prices would fall again.

— Río Místico (2003)

No volverían a encontrarse.

They would never meet again.