Where does “Schostak” come from?
Schostak (English) comes from Belarusian Шоста́к, from Belarusian шосты, from Proto-Slavic šestъ, from Proto-Balto-Slavic śeśtas, from Proto-Indo-European sweḱstós — sixth.
Ancestry of “Schostak”, step by step
Schostak traces back through two separate lines of ancestry.