pigheaded

US /ˈpɪɡ.hed.ɪd/
UK /ˈpɪɡ.hed.ɪd/
"pigheaded" picture
1.

stubbornly or perversely self-willed

:
•
He's too pigheaded to admit he was wrong.
•
Her pigheaded refusal to compromise made negotiations difficult.
:
stubbornobstinatemulishperverseunyielding