obdurate
01
頑固な, 強情な
stubbornly refusing to change one's behavior or course, especially in doing wrong
例
The criminal remained obdurate, refusing to admit guilt.
その犯罪者は頑ななままで、罪を認めることを拒否した。
02
無情な, 頑なな
emotionally hardened; unmoved by pity, compassion, or tender feelings
例
The king was obdurate to the cries of his starving people.
王は飢えた民衆の叫びに対して頑なだった。
