is ashamed of
Él no se avergüenza de su mala conducta.
He is not ashamed of his bad behavior.
Harry se avergüenza de haberle mentido a Sally.
Harry is ashamed of having lied to Sally.
Él no se avergüenza de ser pobre.
He is not ashamed of being poor.
Mi hijo se avergüenza de su comportamiento.
My son is ashamed of his behavior.
Él se avergüenza de su propio comportamiento.
He is ashamed of his own behavior.
Esta chica no se avergüenza de nada.
This girl isn't ashamed of anything.