nonartistic

The story

1. Proto-Indo-European*né
2. Proto-Germanic*ne
3. Proto-Indo-European*ís?
4. Proto-Indo-European*h₁óynos
5. Proto-Germanic*ainaz
6. Proto-Germanic*nainaz
7. Proto-West Germanic*nain
8. Old Englishnān
9. Middle Englishnon
10. Old Englishnān
11. Old Englishnān-
12. Middle Englishnon-
13. Englishnon-
14. Proto-Indo-European*h₂er-
15. Proto-Indo-European*h₂értis
16. Proto-Italic*artis
17. Latinars
18. Late Latinartista
19. Frenchartiste
20. Frenchartistique
21. Englishartistic
22. English todaynonartistic

From non- + artistic.