写作的英文单词是 writing。它可以用作名词（n.）或动词（v.）：

作为名词

书写：Put your ideas in writing.

书法：Your writing is hard to read.

著作：She is a well-known writer.

作为动词

书写：She writes a letter every day.

写作：He is working on a novel.

作曲：She composed a beautiful piece of music.

编写：They are writing a report on the project.

写信：I wrote to my friend last week.

此外，"writing" 还可以指代书面作品、文章、著作等，例如：

书面作品：His latest writing is a memoir.

文章：She wrote an article on climate change.

著作：His writing has influenced many generations.

希望这些信息对你有所帮助。