Where does “pietenisä” come from?

pietenisä (Karelian) comes from Russian пя́тница, from Russian пять, from Old Church Slavonic пѧть, from Proto-Slavic pętь, from Proto-Indo-European pénkʷe — five.

pietenisä (Karelian): Friday

Definitions

  1. Friday

Ancestry of “pietenisä”, step by step

StepLanguageWordMeaning
1Russianпя́тницаFriday
2Russianпятьfive; second-person singular imperative...
3Old Church Slavonicпѧтьfive
4Proto-Slavicpętьfive
5Proto-Indo-Europeanpénkʷefive
Every word from Proto-Indo-European pénkʷe →Every word from Proto-Slavic pętь →Every word from Old Church Slavonic пѧть →