He wrote a poem using a writing brush.

He is learning calligraphy with a square brush.

His collection of essays shows his deep thought and insight.

He is a good correspondent, always writing letters.

He is good at writing, especially at writing poems.

I am planning to take a written exam next week.

I find my new fountain pen easy to write with, and I really like it.

This is my new kimono.

This is my new car.

This new book is very interesting.