homoerotophobia

The story

1. Proto-Indo-European*sem-
2. Proto-Indo-European*somHós
3. Proto-Hellenic*homós
4. Ancient Greekὁμός (homós)
5. Germanhomo-
6. Proto-Indo-European*sek-
7. Proto-Indo-European*séks-u-s
8. Proto-Italic*seksus
9. Proto-Indo-European*sek-
10. Proto-Indo-European*sékh₁yeti
11. Proto-Italic*sekaō
12. Latinsecō
13. Latinsecāre?
14. Latinsexus
15. Proto-Indo-European*h₂el-
16. Proto-Indo-European*h₂élisder.?
17. Latinsexuālis
18. Germansexual
19. Germanhomosexua
20. Englishhomosexualbf.
21. Englishhomo-
22. Proto-Indo-European*h₁rem-
23. Proto-Indo-European*h₁rém-e-tider.?
24. Ancient Greekἐράω (eráō)
25. Ancient Greekἔρως (érōs)
26. Ancient Greekἐρωτῐκός (erōtĭkós)
27. Latinerōticu
28. Frenchérotique
29. Englisherotic
30. Englishhomoerotic
31. Proto-Indo-European*bʰógʷos
32. Proto-Hellenic*pʰógʷos
33. Ancient Greekφόβος (phóbos)
34. English todayhomoerotophobia

From homoerotic + -phobia.