terco

Mi hermano es muy terco y nunca cede.

My brother is very stubborn and never gives in.

No seas tan terco y escucha mi consejo.

Do not be so stubborn and listen to my advice.

Es una mula terca que no cambia de idea.

She is a stubborn mule who does not change her mind.

El niño terco se negó a comer.

The stubborn child refused to eat.

Aunque parezca terco, tiene sus razones.

Although he seems stubborn, he has his reasons.