Where does “pääikkuna” come from?

pääikkuna (Finnish) comes from Finnish ikkuna, from Finnish akkuna, from Proto-Finnic *akkuna, from Old East Slavic окъно, from Proto-Slavic okъnò — window.

pääikkuna (Finnish): main window

Definitions

  1. main window

Ancestry of “pääikkuna”, step by step

StepLanguageWordMeaning
1Finnishikkunawindow; sash
2FinnishakkunaAlternative form of ikkuna
3Proto-Finnic*akkunawindow
4Old East Slavicокъноwindow
5Proto-Slavicokъnòwindow
Every word from Proto-Slavic okъnò →Every word from Old East Slavic окъно →Every word from Proto-Finnic *akkuna →