nonadjustment

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*h₂ey-
15. Proto-Indo-European*h₂óyu
16. Proto-Indo-European*h₂yew-
17. Proto-Indo-European*h₂yéwos
18. Proto-Italic*jowos
19. Latiniūstu
20. Old Frenchjuste
21. Frenchjuste
22. Frenchajuster
23. Frenchajustement
24. Englishadjustment
25. English todaynonadjustment

From non- + adjustment.