glycophosphatidylinositol

The story

1. Proto-Hellenic*dlukús
2. Ancient Greekγλῠκῠ́ς (glŭkŭ́s)
3. Englishglyco-
4. Proto-Indo-European*bʰeh₂-
5. Proto-Indo-European*bʰéh₂os
6. Proto-Hellenic*pʰáwos
7. Ancient Greekφᾰ́ος (phắos)
8. Ancient Greekφῶς (phôs)
9. Proto-Indo-European*bʰer-
10. Proto-Indo-European*bʰéreti
11. Proto-Hellenic*pʰérō
12. Ancient Greekφέρω (phérō)
13. Ancient Greekφωσφόρος (phōsphóros)
14. Latinphōsphorus
15. Frenchphosphore
16. Frenchphosphate
17. Englishphosphate
18. Proto-Indo-European*dʰeh₁-
19. Englishphosphatide
20. Englishphosphatidate
21. Proto-Indo-European*swel-der.?
22. Ancient Greekῡ̔́λη (hū́lē)
23. Englishphosphatidyl
24. Proto-Indo-European*wéyHs
25. Proto-Hellenic*wīs
26. Ancient Greek*ϝῑ́ς (*wī́s)
27. Ancient Greekῑ̓νός (īnós)
28. Englishinosite
29. Akkadian𒎎𒋆𒁉𒍣𒁕 (guḫlum)
30. Aramaicכוחלא (kuḥlā)
31. Arabicكُحْل (kuḥl)
32. Andalusian Arabicكُحُول (kuḥūl)
33. Medieval Latinalcoho
34. Middle Englishalcofol
35. Englishalcohol
36. Englishinositol
37. Englishphosphatidylinositol
38. English todayglycophosphatidylinositol

From glyco- + phosphatidylinositol.