Where does “tasohiiri” come from?

tasohiiri (Finnish) comes from Finnish taso, from Finnish tasa, from Proto-Finnic tasa, from Proto-Uralic taśa — even.

tasohiiri (Finnish): touchpad, trackpad

Definitions

  1. touchpad, trackpad

Ancestry of “tasohiiri”, step by step

tasohiiri traces back through two separate lines of ancestry.

via Finnish taso

StepLanguageWordMeaning
1Finnishtasolevel; standard; wing
2Finnishtasaof equal height; of the same level
3Proto-Finnictasaeven
4Proto-Uralictaśaeven

via Finnish hiiri

StepLanguageWordMeaning
1FinnishhiiriA mouse, used rather indiscriminately for a...
2Proto-Finnichiirimouse
3Proto-Uralicšiŋeremouse
Every word from Proto-Uralic taśa →Every word from Proto-Finnic tasa →Every word from Finnish tasa →