Where does “Piontek” come from?

Piontek (English) comes from Polish Piontek, from Polish piątek, from Polish piątka, from Polish pięć, from Old Polish piec, from Proto-Slavic *pȅťь, from Proto-Balto-Slavic pektis, from Proto-Indo-European pékʷ-tis.

Ancestry of “Piontek”, step by step

StepLanguageWordMeaning
1PolishPiontek—
2PolishpiątekFriday; genitive plural of piątka
3Polishpiątkathe figure/digit five; five; high five
4Polishpięćfive
5Old Polishpiecoven; furnace
6Proto-Slavic*pȅťь—
7Proto-Balto-Slavicpektisoven
8Proto-Indo-Europeanpékʷ-tis—
9Proto-Indo-Europeanpekʷ-to cook; to ripen
10Proto-Indo-Europeanh₃-ép-kʷ-—
Every word from Proto-Indo-European h₃-ép-kʷ- →Every word from Proto-Indo-European pekʷ- →Every word from Proto-Indo-European pékʷ-tis →