stubborn, pigheaded
Por cabezota, ¡póngase cara a la pared!
For being so stubborn, stand facing the wall!
— Las diabólicas (1955)
Mary es demasiado cabezota para disculparse.
Mary is too stubborn to apologize.
Tom es tan cabezota como Mary.
Tom is as stubborn as Mary.
Ella es cabezota.
She is stubborn.