Where does “Rusi” come from?

Rusi (Albanian) comes from French Russie, from Medieval Latin Russia, from Medieval Latin Russi, from Old East Slavic Русь, from Finnish ruotsi, from Proto-Finnic *roocci, from Old Swedish roþs-, from Old Norse róðr — to row; to separate; loose, sparse, rare.

Ancestry of “Rusi”, step by step

Rusi traces back through 3 separate lines of ancestry.

via French Russie

StepLanguageWordMeaning
1FrenchRussie
2Medieval LatinRussia
3Medieval LatinRussiRussians
4Old East SlavicРусьRus; Ruthenia
5FinnishruotsiSwedish
6Proto-Finnic*roocciSwede originally anyone from Roslagen
7Old Swedishroþs-related to rowing
8Old Norseróðrrowing
9Proto-Germanicrōþrąoar; rudder
10Proto-Indo-Europeanh₁reh₁-to row; to separate; loose, sparse, rare

via Italian Russia

StepLanguageWordMeaning
1ItalianRussia

via Serbo-Croatian Rùsija

StepLanguageWordMeaning
1Serbo-CroatianRùsija
Every word from Proto-Indo-European h₁reh₁-Every word from Old Swedish roþs-Every word from Proto-Finnic *roocci