This is the 6091st most frequent Swedish word.
kaskisbackens
"Kaskisbackens" does not appear to be a standard Swedish word, but if it's a proper noun or a specific term, it could refer to "Kaskis slope" or "hill in Kaskis."
Here, 'kaskisbackens' functions as a genitive possessive form modifying 'skola', indicating the specific school in the Kaskisbackens area.
Jag bor nära Kaskisbackens skola.
I live near Kaskisbackens school.
In this sentence, 'kaskisbackens' refers to the location name and its associated ski area context.
På vintern åker vi skidor i Kaskisbackens skidområde.
In winter, we ski in Kaskisbackens ski area.
Here, 'kaskisbackens' specifies the peak of the named area, treating it as a geographical identifier.