Where does “hiirenhäntälepakko” come from?

hiirenhäntälepakko (Finnish) comes from Finnish häntä, from Proto-Finnic häntä, from Proto-Uralic čänčä.

Ancestry of “hiirenhäntälepakko”, step by step

hiirenhäntälepakko traces back through 3 separate lines of ancestry.

via Finnish häntä

StepLanguageWordMeaning
1Finnishhäntäa narrow tail; ogonek; Partitive form of hän
2Proto-Finnichäntätail
3Proto-Uralicčänčä

via Finnish hiiri

StepLanguageWordMeaning
1FinnishhiiriA mouse, used rather indiscriminately for a...
2Proto-Finnichiirimouse
3Proto-Uralicšiŋeremouse

via Finnish lepakko

StepLanguageWordMeaning
1Finnishlepakkobat; lesbian, dyke

Words derived from “hiirenhäntälepakko

Every word from Proto-Uralic čänčäEvery word from Proto-Finnic häntäEvery word from Finnish häntä