Where does “liukuikkuna” come from?

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

liukuikkuna (Finnish): sash window; Any type of window with sliding...

Definitions

  1. sash window; Any type of window with sliding...

Ancestry of “liukuikkuna”, step by step

liukuikkuna traces back through two separate lines of ancestry.

via Finnish ikkuna

StepLanguageWordMeaning
1Finnishikkunawindow; sash
2FinnishakkunaAlternative form of ikkuna
3Proto-Finnic*akkunawindow
4Old East Slavicокъноwindow
5Proto-Slavicokъnòwindow

via Finnish liuku

StepLanguageWordMeaning
1Finnishliukuskid; slide
2Finnish-uForms nouns from verbs. Most common with "e"- and...
3Proto-Finnic-uForms nouns from adjectives, nouns
Every word from Proto-Slavic okъnò →Every word from Old East Slavic окъно →Every word from Proto-Finnic *akkuna →