Where does “kaksoisrattaat” come from?

kaksoisrattaat (Finnish) comes from Finnish kaksois-, from Finnish kaksi, from Proto-Finnic kakci, from Proto-Uralic *kakta.

Ancestry of “kaksoisrattaat”, step by step

StepLanguageWordMeaning
1Finnishkaksois-double, binary, twin
2Finnishkaksitwo
3Proto-Finnickakcitwo
4Proto-Uralic*kakta
Every word from Proto-Uralic *kakta