Dureza (en. Hardness)

/duˈreza/

Slang Meanings

An inflexible or difficult attitude.
That boss has a lot of hardness, he never gives in to his employees.
Ese jefe tiene mucha dureza, nunca cede ante sus empleados.
A very complicated state or situation.
The hardness of the exam surprised me.
La dureza del examen me sorprendió.