demicharacter

The story

1. Proto-Indo-European*dwóh₁
2. Proto-Indo-European*trísinflu.
3. Proto-Indo-European*d(w)is-
4. Proto-Italic*dis-
5. Latindis-
6. Proto-Indo-European*me
7. Proto-Indo-European*dʰeh₁-?
8. Proto-Indo-European*médʰi
9. Proto-Indo-European*médʰyos
10. Proto-Italic*meðios
11. Latinmedius
12. Latindīmidius
13. Vulgar Latin*dimedius
14. Anglo-Normandemi
15. Middle Englishdemi
16. Englishdemi-
17. Ancient Greekχαράσσω (kharássō)
18. Ancient Greekχαρακτήρ (kharaktḗr)
19. Latincharactēr
20. Old Frenchcaractere
21. Middle Englishcaracter
22. Englishcharacter
23. Frenchdemi-caractère
24. English todaydemicharacter

From demi- + character. Calque of French demi-caractère.