endured, could stand, could put up with, held up, lasted
Ya no aguantaba los malditos dolores.
I couldn't stand the damn pain anymore.
— Los olvidados (1950)
Ya no me aguantaba.
I couldn't stand him anymore.
— Noche de fuego (2021)
Sí, pero no se aguantaba en pie.
Yes, but it couldn't stand up.
— El salario del miedo (1953)
No aguantaba estar separado de ella.
I couldn't stand being apart from her.
Una parte aguantaba.
One part was holding up.
— Las alas del deseo (1987)