His calculating nature sometimes causes problems.

Looking at the bird flying high in the sky, I felt freedom.

He has a proud patriotism for his country.

Because he is haughty, it's difficult for him to get along with people.

He is proud of his son's success.

He was looking proud when he heard that his son had been accepted to college.

A cooling device utilizing the principle of radiative cooling has been developed.

He is receiving treatment for brain radiation.

This rock is radioactive, so care must be taken when handling it.

Electromagnetic radiation conveys energy in forms such as light and radio waves.