dimethylaminobenzaldehyde

The story

1. Proto-Indo-European*dwóh₁
2. Proto-Indo-European*dwi-
3. Proto-Hellenic*dwi-
4. Ancient Greekδῐ- (dĭ-)
5. Latindi-
6. Englishdi-
7. Proto-Indo-European*médʰu
8. Proto-Hellenic*métʰu
9. Ancient Greekμέθυ (méthu)
10. Proto-Indo-European*swel-der.?
11. Ancient Greekῡ̔́λη (hū́lē)
12. GermanMethy
13. Englishmethyl
14. Englishdimethyl
15. Egyptianjmn
16. Ancient GreekᾸ̓́μμων (Ắmmōn)
17. LatinAmmōn
18. Latinammoniacus
19. Englishammonia
20. Englishamine
21. Englishamino-
22. Englishamino
23. Englishdimethylamino
24. Arabicلُبَان (lubān)
25. Proto-Indo-European*yew-
26. Proto-Indo-European*yéwos
27. Proto-Indo-Iranian*yáwas
28. Sanskritयव (yava)bor.?
29. Proto-Austronesian*zawa
30. Proto-Malayo-Polynesian*zawader.?
31. Old Javanesejawa
32. Old JavaneseJawi
33. Javaneseꦗꦮꦶ (jawi)
34. Arabicجَاوَة (jāwa)
35. Arabicـِيّ (-iyy)
36. Arabicجَاوِيّ (jāwiyy)
37. Arabicلُبَان جَاوِيّ (lubān jāwiyy)
38. Catalanbenjuí
39. Middle Frenchbenjoin
40. Englishbenzoin
41. Englishbenzo-
42. Englishbenz-
43. Akkadian𒎎𒋆𒁉𒍣𒁕 (guḫlum)
44. Aramaicכוחלא (kuḥlā)
45. Arabicكُحْل (kuḥl)
46. Andalusian Arabicكُحُول (kuḥūl)
47. Latinalcohol
48. Proto-Indo-European*de
49. Proto-Indo-European*déh₁
50. Proto-Italic*dē
51. Latindē
52. Latinde-
53. Proto-Indo-European*wed-
54. Proto-Indo-European*wódr̥
55. Proto-Hellenic*údōr
56. Ancient Greekῡ̆̔́δωρ (hū̆́dōr)
57. Ancient Greekῠ̔δρο- (hŭdro-)
58. GermanAldehyd
59. Englishaldehyde
60. Englishbenzaldehyde
61. English todaydimethylaminobenzaldehyde

From dimethylamino + benzaldehyde.