Ghostwrite Definition

gōstrīt
ghostwrites
verb
To work as a ghostwriter.
American Heritage
To write (a speech, for example) as a ghostwriter.
American Heritage
(intransitive) To write under the name of another (especially literary works).
Mariana would rather not ghostwrite for a living because she finds it a thankless task.
Wiktionary

To author a literary work or speech in the place of another.

The president has someone to ghostwrite his addresses.
Wiktionary
Synonyms: