serious, severe
Yanni tiene problemas mentales graves.
Yanni has serious mental problems.
Creo que ahora tienes problemas más graves.
I think you have more serious problems now.
— Suzume (2022)
No son tan graves como pensaba.
They're not as serious as I thought.
— Atlantis: El imperio perdido (2001)
La inundación causó graves daños a los cultivos.
The flood caused serious damage to crops.
Cirilo ha hecho graves acusaciones en tu contra.
Cirilo has made serious accusations against you.
— Ágora (2009)
En esa época, ¿qué tan graves pudieron haber sido sus problemas?
At that time, how serious could his problems have been?
— Guardianes del día (2006)