Where does “lännenpienihammasrotta” come from?

lännenpienihammasrotta (Finnish) comes from Finnish rotta, from Old Swedish rotta, from Middle Low German rotte, from Proto-Germanic rattaz, from Proto-Indo-European Hreh₃d- — to scrape.

Ancestry of “lännenpienihammasrotta”, step by step

lännenpienihammasrotta traces back through 3 separate lines of ancestry.

via Finnish rotta

StepLanguageWordMeaning
1Finnishrottarat; unemployed person living on welfare
2Old Swedishrotta
3Middle Low Germanrotte
4Proto-Germanicrattazrat
5Proto-Indo-EuropeanHreh₃d-to scrape

via Finnish hammas

StepLanguageWordMeaning
1Finnishhammastooth
2Proto-Finnichambastooth
3Proto-Balto-Slavicźámbastooth; sharp or jagged edge
4Proto-Indo-Europeanǵómbʰostooth; row of teeth; peg
5Proto-Indo-Europeanǵómbʰ-to pierce, gnaw through; tooth, horn, peg

via Finnish länsi

StepLanguageWordMeaning
1Finnishlänsiwest; the West
2Proto-Finniclänciwest
3Proto-Finniclancilowland
Every word from Proto-Indo-European Hreh₃d-