He delivered the news with a shameless smile.

I think his behavior is completely shameless.

This coffee is sugar-free.

This painting is drawn in achromatic color, and its beauty stands out.

There are only inanimate objects in this room.

I learned about anhydrides in chemistry class.

He is known for his rash actions.

His rash actions surprised the people around him.

He was born with adactylism.

In Buddhism, the beginning of this world is considered to be eternal without beginning, called 'Mushi'.