Where does “Sovjetunionen” come from?

Sovjetunionen (Swedish) comes from Swedish sovjet, from Russian сове́т, from Old Church Slavonic съвѣтъ, from Proto-Slavic sъvětъ, from Proto-Slavic větъ, from Proto-Indo-European weyt-, from Proto-Indo-European wéy-, from Proto-Indo-European éǵh₂ — I.

Ancestry of “Sovjetunionen”, step by step

Sovjetunionen traces back through two separate lines of ancestry.

via Swedish sovjet

StepLanguageWordMeaning
1Swedishsovjeta soviet, a council; a citizen of the Soviet...
2Russianсове́тcounsel/council; council, board; soviet; Soviet
3Old Church Slavonicсъвѣтъadvice; counsel
4Proto-Slavicsъvětъadvice, counsel
5Proto-Slavicvětъtalk, agreement
6Proto-Indo-Europeanweyt-that which winds or bends, branch, switch;...
7Proto-Indo-Europeanwéy-
8Proto-Indo-Europeanéǵh₂I

via Swedish union

StepLanguageWordMeaning
1Swedishunionunion a body with many members
2Late Latinuniooneness, unity; a unity, union; the number one,...
3Latinūniōa unity, union
4Latin-iō
5Proto-West Germanic-jōForms agent nouns from verbs
6Proto-Indo-European-yétiCreates intransitive, often deponent,...
7Proto-Indo-Europeanyé-
8Chichewaiyehe, she
Every word from Proto-Indo-European éǵh₂
Sovjetunionen — Etymology, Origin & Word History | Etymology Explorer