Wuhuan was an ancient nomadic tribe.

I saw a greater white-fronted goose in the park.

His lungs have cancerated.

His lungs have become cancerous.

Hangan is one of the most famous military commanders in Japanese history.

The long-spined sea urchin, Diadema setosum, is a beautiful creature that can be found at the bottom of the sea.

He joined as a volunteer soldier to protect his country.

She made a prayer at the shrine to pass the exam.

She prayed at the shrine to pass the exam.

He needs glasses because of his farsightedness.