Where does “routakerros” come from?

routakerros (Finnish) comes from Finnish kerros, from Finnish kerrata, from Finnish kerta, from Proto-Finnic kerta, from Proto-Indo-European kert-, from Proto-Turkic *keŕ- — to travel, tour.

routakerros (Finnish): layer of ground frost, frost layer

Definitions

  1. layer of ground frost, frost layer

Ancestry of “routakerros”, step by step

routakerros traces back through two separate lines of ancestry.

via Finnish kerros

StepLanguageWordMeaning
1Finnishkerrosfloor, storey; layer; Second-person singular...
2FinnishkerrataTo repeat or reread
3Finnishkertatime, occasion; time; times; also once, when the...
4Proto-Finnickertatime
5Proto-Indo-Europeankert-times; to weave, twist together; time
6Proto-Turkic*keŕ-to travel, tour

via Finnish routa

StepLanguageWordMeaning
1Finnishroutaground frost
2Proto-Finnicroutafrost in the ground
Every word from Proto-Turkic *keŕ-Every word from Proto-Indo-European kert-Every word from Proto-Finnic kerta