Where does “johdonsuojakatkaisija” come from?

johdonsuojakatkaisija (Finnish) comes from Finnish suoja, from Proto-Finnic sooja, from Russian со́я, from Dutch soja, from Japanese そい, from Japanese 醤油, from Middle Chinese 醬油, from Middle Chinese 醬 — bean paste.

johdonsuojakatkaisija (Finnish): overcurrent protection circuit breaker, miniature circuit breaker

Definitions

  1. overcurrent protection circuit breaker, miniature circuit breaker

Ancestry of “johdonsuojakatkaisija”, step by step

johdonsuojakatkaisija traces back through 3 separate lines of ancestry.

via Finnish suoja

StepLanguageWordMeaning
1Finnishsuojashelter; protective covering; refuge
2Proto-Finnicsoojashelter; protection; warm
3Russianсо́яjay {{i|dialectal}}
4Dutchsojasoy
5Japaneseそい醤油 soy sauce
6Japanese醤油soy sauce
7Middle Chinese醬油
8Middle Chinesebean paste

via Finnish katkaisija

StepLanguageWordMeaning
1Finnishkatkaisijacircuit breaker; switch
2Finnishice
3Proto-Finno-Ugric*ja
4Proto-Germanicjahwand, also
5Proto-Germanic-hwand; Forms distributives from interrogatives
6Proto-Germanic-hwe
7Proto-Indo-European-kʷeand; Forms distributives from interrogatives

via Finnish johto

StepLanguageWordMeaning
1Finnishjohtocord, line, conductor; administration,...
2Finnishjohtaato lead, take, show someone the way to; to guide,...
3Proto-Finnicjohtadakto lead, to guide
Every word from Middle Chinese Every word from Middle Chinese 醬油Every word from Japanese 醤油