Where does “ລັດເຊັຽ” come from?

ລັດເຊັຽ (Lao) comes from English 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, from Proto-Germanic rōþrą — to row; to separate; loose, sparse, rare.

Ancestry of “ລັດເຊັຽ”, step by step

StepLanguageWordMeaning
1EnglishRussiaIt borders the Pacific and Arctic Oceans and the Baltic, Black, and Caspian Seas. Part of the Soviet Union from 1917 through 1991
2Medieval LatinRussiRussians
3Old East SlavicРусьRus; Ruthenia
4FinnishruotsiSwedish
5Proto-Finnic*roocciSwede originally anyone from Roslagen
6Old Swedishroþs-related to rowing
7Old Norseróðrrowing
8Proto-Germanicrōþrąoar; rudder
9Proto-Indo-Europeanh₁reh₁-to row; to separate; loose, sparse, rare
Every word from Proto-Indo-European h₁reh₁-