Where does “ruuhilaakso” come from?

ruuhilaakso (Finnish) comes from Finnish ruuhi, from Proto-Finnic ruuhi, from Proto-Germanic þrūhō — excavated trunk, trough.

ruuhilaakso (Finnish): A U-shaped valley

Definitions

  1. A U-shaped valley

Ancestry of “ruuhilaakso”, step by step

ruuhilaakso traces back through two separate lines of ancestry.

via Finnish ruuhi

StepLanguageWordMeaning
1FinnishruuhiA dugout; A flat-bottomed boat
2Proto-Finnicruuhidugout; trough
3Proto-Germanicþrūhōexcavated trunk, trough

via Finnish Laakso

StepLanguageWordMeaning
1FinnishLaaksoAny of a number of small places in Finland
2Finnishlaaksovalley
3Proto-Finniclakso(wet) valley, depression
Every word from Proto-Germanic þrūhō →Every word from Proto-Finnic ruuhi →Every word from Finnish ruuhi →