allonym

/ˈæl.ə.nɪm/
noun
  1. A name that is actually another person's name, used by an author as a pen name or pseudonym.
    • He chose an allonym from a list of 19th-century poets to give his work an old-fashioned feel.
    • The writer published her novel under an allonym, borrowing the name of a famous historian.
    • Using an allonym can help an author write in a different genre without confusing readers.
What does "allonym" mean? | whatsthatwordmean | whatsthatwordmean