stupid thing
Debemos encontrarlo antes de que cometa una estupidez.
We have to find him before he does something stupid.
Y que muchos científicos creen que esa política es una estupidez.
And that many scientists believe that policy is stupid.
— Oppenheimer (2023)
Hoy he estado a punto de cometer una estupidez.
Today I almost did something stupid.
— Una jornada particular (1977)
Si se muere, será una estupidez de su parte.
If he dies, it will be a stupid thing for him to do.
— Cuando pasan las cigüeñas (1957)