Where does “триярусний” come from?

триярусний (Ukrainian) comes from Ukrainian три-, from Ukrainian три, from Proto-Slavic trьje, from Proto-Balto-Slavic tríjes, from Proto-Indo-European *tréyes.

триярусний (Ukrainian): three-tiered

Definitions

  1. three-tiered

Ancestry of “триярусний”, step by step

StepLanguageWordMeaning
1Ukrainianтри-tri-, three-, triple
2Ukrainianтриthree
3Proto-Slavictrьjethree
4Proto-Balto-Slavictríjesthree
5Proto-Indo-European*tréyes—
Every word from Proto-Indo-European *tréyes →Every word from Proto-Balto-Slavic tríjes →Every word from Proto-Slavic trьje →