Where does “pähkinähiiri” come from?

pähkinähiiri (Finnish) comes from Finnish hiiri, from Proto-Finnic hiiri, from Proto-Uralic šiŋere — mouse.

pähkinähiiri (Finnish): hazel dormouse

Definitions

  1. hazel dormouse

Ancestry of “pähkinähiiri”, step by step

pähkinähiiri traces back through two separate lines of ancestry.

via Finnish hiiri

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

via Finnish pähkinä

StepLanguageWordMeaning
1Finnishpähkinänut; hazel; puzzle, riddle; difficult problem,...
2Proto-Finno-Permicpäškɜ—
Every word from Proto-Uralic šiŋere →Every word from Proto-Finnic hiiri →Every word from Finnish hiiri →