Where does “siististi” come from?

siististi (Finnish) comes from Finnish siisti, from Russian чи́стый, from Old East Slavic чистъ, from Proto-Slavic čistъ, from Proto-Balto-Slavic skīstas, from Proto-Indo-European skidtos, from Proto-Indo-European (s)keyd-.

siististi (Finnish): cleanly

Definitions

  1. cleanly

Ancestry of “siististi”, step by step

siististi traces back through two separate lines of ancestry.

via Finnish siisti

StepLanguageWordMeaning
1Finnishsiisticlean, neat; cool, wicked; Third-person singular...
2Russianчи́стыйclean
3Old East Slavicчистъpure; clean
4Proto-Slavicčistъclean, pure
5Proto-Balto-Slavicskīstas
6Proto-Indo-Europeanskidtossplit
7Proto-Indo-European(s)keyd-

via Finnish sti

StepLanguageWordMeaning
1Finnishsti
Every word from Proto-Indo-European (s)keyd-Every word from Proto-Indo-European skidtosEvery word from Proto-Balto-Slavic skīstas