Where does “jatkokoulu” come from?

jatkokoulu (Finnish) comes from Finnish koulu, from Latin schola, from Ancient Greek σχολή, from Proto-Hellenic skʰolā́, from Proto-Indo-European sǵʰ-h₃-léh₂, from Proto-Indo-European seǵʰ- — to hold; to overpower.

Ancestry of “jatkokoulu”, step by step

jatkokoulu traces back through two separate lines of ancestry.

via Finnish koulu

StepLanguageWordMeaning
1Finnishkouluschool
2LatinscholaLeisure time given to learning; schooltime,...
3Ancient Greekσχολήleisure, free time; rest; that in which leisure...
4Proto-Hellenicskʰolā́—
5Proto-Indo-Europeansǵʰ-h₃-léh₂—
6Proto-Indo-Europeanseǵʰ-to hold; to overpower

via Finnish jatko

StepLanguageWordMeaning
1Finnishjatkofollow-on, follow-up; addition; lengthening
2Finnishjatkaato continue, keep on, go on; to extend, lengthen,...
3Proto-Finnicjatkadakto continue, to go on, to keep on; to lengthen,...
Every word from Proto-Indo-European seǵʰ- →Every word from Proto-Indo-European sǵʰ-h₃-léh₂ →Every word from Proto-Hellenic skʰolā́ →