Where does “אוקראַיִנער” come from?
אוקראַיִנער (Yiddish) comes from Yiddish אוקראַיִנע, from Ukrainian Украї́на, from Old East Slavic Украина, from Russian Украи́на, from Slavic Оукраина, from Old East Slavic краи, from Proto-Slavic krajь, from Proto-Slavic krojiti — to sift, to separate.
אוקראַיִנער (Yiddish): Ukrainian
Ancestry of “אוקראַיִנער”, step by step