Where does “понедѣльникъ” come from?

понедѣльникъ (Old East Slavic) comes from Proto-Slavic ponedělьnikъ, from Proto-Slavic neděľa, from Proto-Slavic dělo, from Proto-Slavic děti, from Proto-Balto-Slavic dḗˀtei, from Proto-Indo-European dʰeh₁- — to do, put, place.

Ancestry of “понедѣльникъ”, step by step

StepLanguageWordMeaning
1Proto-SlavicponedělьnikъAlternative form of *ponedělъkъ
2Proto-SlavicneděľaSunday
3Proto-Slavicdělodeed; work
4Proto-Slavicdětito do; to put, to place; to thread, to pass...
5Proto-Balto-Slavicdḗˀteito put, to place; to do
6Proto-Indo-Europeandʰeh₁-to do, put, place

Words derived from “понедѣльникъ

Every word from Proto-Indo-European dʰeh₁-Every word from Proto-Balto-Slavic dḗˀteiEvery word from Proto-Slavic děti