Where does “Piatek” come from?
Piatek (English) comes 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, from Proto-Indo-European pekʷ-.
Ancestry of “Piatek”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Polish | piątek | Friday; genitive plural of piątka |
| 2 | Polish | piątka | the figure/digit five; five; high five |
| 3 | Polish | pięć | five |
| 4 | Old Polish | piec | — |
| 5 | Proto-Slavic | *pȅťь | — |
| 6 | Proto-Balto-Slavic | pektis | — |
| 7 | Proto-Indo-European | pékʷ-tis | — |
| 8 | Proto-Indo-European | pekʷ- | to cook; to ripen |
| 9 | Proto-Indo-European | h₃-ép-kʷ- | — |