Where does “kahdeskymmenesyhdes” come from?

kahdeskymmenesyhdes (Finnish) comes from Finnish kahdeskymmenes, from Finnish kahdes, from Finnish kaksi, from Proto-Finnic kakci, from Proto-Uralic *kakta.

Ancestry of “kahdeskymmenesyhdes”, step by step

kahdeskymmenesyhdes traces back through two separate lines of ancestry.

via Finnish kahdeskymmenes

StepLanguageWordMeaning
1Finnishkahdeskymmenestwentieth
2Finnishkahdessecond, two
3Finnishkaksitwo
4Proto-Finnickakcitwo
5Proto-Uralic*kakta

via Finnish yhdes

StepLanguageWordMeaning
1Finnishyhdesfirst
2Finnishyksione
3Proto-Finnicükcione
4Proto-Uralicükteone
Every word from Proto-Uralic *kaktaEvery word from Proto-Finnic kakciEvery word from Finnish kaksi