English
self-insertion
From self- + insertion.
Today it means
noun A literary device in which the author writes himself or herself into the story as a character.
Sources
Sources: Wiktionary, “self-insertion”. By Wiktionary contributors, CC BY-SA 4.0, via kaikki.org (dump of Oct 3 2026); text adapted and restructured. Language periods are conventional ranges, not dates for this word. License.
Etymograph / self-insertion