Where does “Elbejoki” come from?

Elbejoki (Finnish) comes from Finnish joki, from Finnish sokeus, from Finnish sokea, from Proto-Finnic sokeda — blind.

Ancestry of “Elbejoki”, step by step

Elbejoki traces back through two separate lines of ancestry.

via Finnish joki

StepLanguageWordMeaning
1Finnishjokiriver
2Finnishsokeusblindness
3Finnishsokeablind
4Proto-Finnicsokedablind

via Finnish Elbe

StepLanguageWordMeaning
1FinnishElbe
Every word from Proto-Finnic sokedaEvery word from Finnish sokeaEvery word from Finnish sokeus
Elbejoki — Etymology, Origin & Word History | Etymology Explorer