Where does “pyykkitupa” come from?

pyykkitupa (Finnish) comes from Finnish tupa, from Proto-Finno-Ugric *tupa, from Icelandic stofa, from Old Norse stofa, from German stōve, from Old Saxon *stova, from Proto-West Germanic *stobu.

Ancestry of “pyykkitupa”, step by step

pyykkitupa traces back through two separate lines of ancestry.

via Finnish tupa

StepLanguageWordMeaning
1Finnishtupaliving room, main room; cottage, cot; room
2Proto-Finno-Ugric*tupa—
3Icelandicstofaa living room; a classroom, a room
4Old Norsestofaroom, living room
5Germanstōve—
6Old Saxon*stova—
7Proto-West Germanic*stobu—

via Finnish pyykki

StepLanguageWordMeaning
1Finnishpyykkilaundry; A post that is used to mark something,...
2Swedishbyka bunch of clothes to be washed
3Swedishbykato wash
4Middle Low Germanbüken—
Every word from Proto-West Germanic *stobu →Every word from Old Saxon *stova →Every word from German stōve →