Where does “nilkansuojus” come from?

nilkansuojus (Finnish) comes from Finnish suojus, 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 — bean paste.

Ancestry of “nilkansuojus”, step by step

nilkansuojus traces back through two separate lines of ancestry.

via Finnish suojus

StepLanguageWordMeaning
1Finnishsuojusguard, protection, cover, veil; pad; sheath
2Finnishsuojashelter; protective covering; refuge
3Proto-Finnicsoojashelter; protection; warm
4Russianсо́яjay {{i|dialectal}}
5Dutchsojasoy
6Japaneseそい醤油 soy sauce
7Japanese醤油soy sauce
8Middle Chinese醬油—
9Middle Chinese醬bean paste

via Finnish nilkka

StepLanguageWordMeaning
1Finnishnilkkaankle
Every word from Middle Chinese 醬 →Every word from Middle Chinese 醬油 →Every word from Japanese 醤油 →