Where does “kaksisuuntainen” come from?

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

kaksisuuntainen (Finnish): bidirectional, two-way; duplex, full duplex,...

Definitions

  1. bidirectional, two-way; duplex, full duplex,...

Ancestry of “kaksisuuntainen”, step by step

kaksisuuntainen traces back through two separate lines of ancestry.

via Finnish kaksi

StepLanguageWordMeaning
1Finnishkaksitwo
2Proto-Finnickakcitwo
3Proto-Uralic*kakta—

via Finnish suunta

StepLanguageWordMeaning
1Finnishsuuntadirection; hand; path
Every word from Proto-Uralic *kakta →Every word from Proto-Finnic kakci →Every word from Finnish kaksi →