She is writing for the drawer.

He decided to write for the drawer, hoping that his work would be discovered and appreciated by future generations.

She ghost-writes novels for famous authors.

She is ghost-writing a book for a famous author.

She is ghost writing a book for a famous author.

She agreed to ghost-write his autobiography.

The author claims that a ghost writes all of his books.

She agreed to ghost write his autobiography.

She is writing off her old car and buying a new one.

The company writes off the bad debt.