Where does “krajanka” come from?

krajanka (Serbo-Croatian) comes from Polish krajan, from Polish kraj, from Old Polish kraj, from Proto-Slavic krajь, from Proto-Slavic krojiti, from Proto-Balto-Slavic krájīˀtei, from Proto-Indo-European kroyh₁-eye-ti, from Proto-Indo-European kroyh₁- — to sift, to separate.

Definitions

Ancestry of “krajanka”, step by step

Step	Language	Word	Meaning
1	Polish	krajan	—
2	Polish	kraj	country; land; border of something
3	Old Polish	kraj	—
4	Proto-Slavic	krajь	edge, end
5	Proto-Slavic	krojiti	to cut
6	Proto-Balto-Slavic	krájīˀtei	—
7	Proto-Indo-European	kroyh₁-eye-ti	—
8	Proto-Indo-European	kroyh₁-	—
9	Proto-Indo-European	kroh₁y-	—
10	Proto-Indo-European	kreh₁y-	to sift, to separate

Every word from Proto-Indo-European kreh₁y- →

krajanka — Etymology, Origin & Word History | Etymology Explorer