obstinacy in English:

Stop being so obstinate and listen to what we have to say!

As he grew older, he became more obstinate.

He became more obstinate as he grew older.

She is obstinate.

Your daughter is not even a fraction as obstinate, stubborn and... insane as you are!

Teenagers may get very obstinate when it comes to defending their 'rights'.

The coach suggested improvements Sarah might make on the balance beam, but she remained obstinate, unwilling to modify any of the habits that made her successful in the past.

She was an obstinate child who insisted on getting what she wanted.

He was too obstinate, but on the other hand he was reliable.

You should reckon with his obstinate character.

Cheryl was obstinate and refused to admit her marriage was over

Talia is very obstinate. Once she makes her mind up about something, she will stick to it.

1. Stop being so obstinate and listen to what we have to say! / And are you still so obstinate? / 2. Invading troops met with obstinate resistance by guerrilla forces.

her obstinate determination to pursue a career in radio

not willing to be reasonable and change your plans, ideas, or behaviour. I now see that my obstinate refusal caused problems for everyone.