Where does “sierotka” come from?
sierotka (Polish) comes from Polish Sierota, from Old Polish sirota, from Proto-Slavic sirota, from Proto-Slavic sirъ, from Proto-Indo-European śeiros, from Proto-Indo-European ḱei-ro-.
sierotka (Polish): Diminutive of sierota
Ancestry of “sierotka”, step by step