nondistant

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*dwóh₁
15. Proto-Indo-European*trísinflu.
16. Proto-Indo-European*d(w)is-
17. Proto-Italic*dis-
18. Latindis-
19. Proto-Indo-European*steh₂-
20. Proto-Indo-European*sth₂éh₁yeti
21. Proto-Italic*staējō
22. Proto-Italic*staēō
23. Latinstō
24. Latindistō
25. Latindistāns
26. Old Frenchdistant
27. Middle Englishdistaunt
28. Englishdistant
29. English todaynondistant

From non- + distant.