write music
compose music

In his last years he often wrote music for children.

And I do not know how such music could be written.

He started writing his own music by the age of 17.

The two became close friends and soon began writing music together.

He wrote music for the series, including its video games.

He began to write music at the age of 8.

Many systems have been used in the past to write music.

I don't think we're going to write happy music though.

She also wrote music for her children which was published.

"How can you write music without something to play on?"