Where does “vahtitupa” come from?

vahtitupa (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.

vahtitupa (Finnish): railway inspector's cabin once placed on regular intervals on railway tracks

Definitions

  1. railway inspector's cabin once placed on regular intervals on railway tracks

Ancestry of “vahtitupa”, step by step

vahtitupa 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 vahti

StepLanguageWordMeaning
1Finnishvahtiguard; watch; Third-person singular indicative...
2Middle Low Germanwachtwatch
3Proto-Germanicwahtwōwatch, vigil
4Proto-Germanicwakanąto wake, be awake, arise
5Proto-Indo-Europeanweǵ-lively, awake; strong
Every word from Proto-West Germanic *stobu →Every word from Old Saxon *stova →Every word from German stōve →