Wikipediholic

The story

1. Proto-Polynesian*witi
2. Hawaiianwiki
3. Hawaiianwikiwiki
4. Proto-Indo-European*webʰ-
5. Proto-Germanic*webaną
6. Proto-Germanic*wabją
7. Old Englishwebb
8. Middle Englishweb
9. Englishweb
10. EnglishWikiWikiWebclip.
11. Englishwiki
12. Proto-Indo-European*h₁én
13. Ancient Greekἐν (en)
14. Ancient Greekἐν- (en-)
15. Proto-Indo-European*kʷelh₁-redup.
16. Proto-Indo-European*kʷékʷlos
17. Proto-Hellenic*kʷókʷlos
18. Proto-Hellenic*kúklos
19. Ancient Greekκύκλος (kúklos)
20. Ancient Greekἐγκύκλῐος (enkúklĭos)
21. Proto-Indo-European*peh₂w-
22. Proto-Hellenic*pā́wits
23. Ancient Greekπαῖς (paîs)
24. Ancient Greekπαιδεύω (paideúō)
25. Ancient Greekπαιδείᾱ (paideíā)
26. Ancient Greekἐγκύκλιος παιδείᾱ (enkúklios paideíā)
27. New Latinencyclopaedīa
28. Englishencyclopedia
29. EnglishWikipedia
30. Akkadian𒎎𒋆𒁉𒍣𒁕 (guḫlum)
31. Aramaicכוחלא (kuḥlā)
32. Arabicكُحْل (kuḥl)
33. Andalusian Arabicكُحُول (kuḥūl)
34. Medieval Latinalcoho
35. Middle Englishalcofol
36. Englishalcohol
37. Englishalcoholic
38. English todayWikipediholic

From Wikipedi(a) + -holic.