autobiografictional

The story

1. Proto-Indo-European*h₂ew
2. Proto-Indo-European*tó-
3. Proto-Hellenic*autós
4. Proto-Indo-European*h₂ew
5. Ancient Greekαὖ (aû)
6. Ancient Greekτόν (tón)
7. Ancient Greekαὐτός (autós)
8. Ancient Greekαὐτο- (auto-)
9. Englishauto-
10. Proto-Indo-European*gʷeyh₃-
11. Ancient Greekβίος (bíos)
12. Proto-Indo-European*gerbʰ-
13. Proto-Hellenic*grə́pʰō
14. Ancient Greekγρᾰ́φω (grắphō)
15. Ancient Greekγραφή (graphḗ)
16. Ancient Greekβιογραφίᾱ (biographíā)
17. New Latinbiographia
18. Englishbiography
19. Englishautobiography
20. Proto-Indo-European*dʰeyǵʰ-
21. Proto-Indo-European*dʰinéǵʰti
22. Proto-Italic*θingō
23. Proto-Italic*fingō
24. Latinfingō
25. Latinfictiō
26. Old Frenchficcion
27. Middle Englishficcioun
28. Englishfiction
29. Englishautobiografiction
30. Proto-Indo-European*h₂el-
31. Proto-Indo-European*h₂élisder.?
32. English todayautobiografictional

Blend of autobiography + fictional, or autobiografiction + -al.