Where does “oppijakso” come from?

oppijakso (Finnish) comes from Finnish oppi, from Finnish oppia, from Proto-Finnic oppidak, from Proto-Finno-Ugric woppe-.

Ancestry of “oppijakso”, step by step

oppijakso traces back through two separate lines of ancestry.

via Finnish oppi

StepLanguageWordMeaning
1Finnishoppidoctrine; study, -logy, theory; in this sense...
2Finnishoppiato learn
3Proto-Finnicoppidakto learn
4Proto-Finno-Ugricwoppe-

via Finnish jakso

StepLanguageWordMeaning
1Finnishjaksoperiod; episode; passage
2Finnishjaksaato manage, to have enough strength; to manage, to...
3Proto-Finnicjaksadakto manage, to be able to
4Proto-Finno-Permicjaksa-
Every word from Proto-Finno-Ugric woppe-Every word from Proto-Finnic oppidakEvery word from Finnish oppia