Where does “saniaiskasvi” come from?

saniaiskasvi (Finnish) comes from Finnish saniainen, from Finnish sana, from Finnish luokka, from Finnish luokki, from Proto-Slavic lǫkъ, from Proto-Balto-Slavic *lankás, from Proto-Indo-European lenk- — to bend.

Ancestry of “saniaiskasvi”, step by step

saniaiskasvi traces back through two separate lines of ancestry.

via Finnish saniainen

StepLanguageWordMeaning
1Finnishsaniainenfern
2Finnishsanaword; Word, Scripture; lesson
3Finnishluokkaclass; class, social class; grade
4Finnishluokkishaft bow
5Proto-Slaviclǫkъbow
6Proto-Balto-Slavic*lankásbow
7Proto-Indo-Europeanlenk-to bend

via Finnish kasvi

StepLanguageWordMeaning
1Finnishkasviplant
2Finnishkasvaato grow
3Proto-Finnickasvadakto grow
4Proto-Indo-Europeanh₂ewks-—
Every word from Proto-Indo-European lenk- →Every word from Proto-Balto-Slavic *lankás →Every word from Proto-Slavic lǫkъ →