Where does “lisäopetusluokka” come from?

lisäopetusluokka (Finnish) comes from Finnish lisäopetus, from Finnish opetus, from Finnish opettaa, from Finnish -ttaa, from Proto-Finnic -ttadak, from Proto-Uralic -kta-.

Ancestry of “lisäopetusluokka”, step by step

lisäopetusluokka traces back through two separate lines of ancestry.

via Finnish lisäopetus

StepLanguageWordMeaning
1Finnishlisäopetusadditional teaching, additional instruction
2Finnishopetusteaching; tuition; moral
3Finnishopettaato teach, instruct
4Finnish-ttaaForms causative verbs. May be applied to verbs...
5Proto-Finnic-ttadakCreates causative verbs from regular verbs,...
6Proto-Uralic-kta-

via Finnish luokka

StepLanguageWordMeaning
1Finnishluokkaclass; class, social class; grade
2Finnishluokkishaft bow
3Proto-Slaviclǫkъbow
4Proto-Balto-Slavic*lankásbow
5Proto-Indo-Europeanlenk-to bend
Every word from Proto-Uralic -kta-Every word from Finnish -ttaaEvery word from Proto-Finnic -ttadak
lisäopetusluokka — Etymology, Origin & Word History | Etymology Explorer