wherever

The story

1. Proto-Indo-European*kʷ-
2. Proto-Indo-European*kʷís
3. Proto-Germanic*hwaz
4. Proto-Germanic*hwar
5. Proto-West Germanic*hwār
6. Old Englishhwǣr
7. Middle Englishwher
8. Englishwhere
9. Proto-Indo-European*h₂ey-
10. Proto-Indo-European*h₂óyu
11. Proto-Germanic*aiwaz
12. Proto-West Germanic*aiw
13. Old Englishā
14. Proto-Indo-European*h₁én
15. Proto-Germanic*in
16. Proto-West Germanic*in
17. Old Englishin
18. Proto-Indo-European*perkʷ-
19. Proto-Indo-European*pérkus
20. Proto-Germanic*ferhuzder.?
21. Proto-Germanic*ferhwą
22. Proto-West Germanic*ferh
23. Old Englishfeorh
24. Old Englishǣfre
25. Middle Englishever
26. Englishever
27. English todaywherever

From where + -ever.