snowboardcross

The story

1. Proto-Indo-European*sneygʷʰ-
2. Proto-Indo-European*snóygʷʰos
3. Proto-Germanic*snaiwaz
4. Proto-West Germanic*snaiw
5. Old Englishsnāw
6. Middle Englishsnow
7. Englishsnow
8. Proto-Germanic*burdą
9. Proto-West Germanic*bord
10. Old Englishbord
11. Middle Englishbord
12. Englishboard
13. Englishsnowboard
14. English todaysnowboardcross

From snowboard + -cross.