Where does “opetusjakso” come from?

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

opetusjakso (Finnish): teaching period period of the year during which teaching takes place, often one half of the academic year

Definitions

teaching period period of the year during which teaching takes place, often one half of the academic year

opetusjakso traces back through two separate lines of ancestry.

Step	Language	Word	Meaning
1	Finnish	opetus	teaching; tuition; moral
2	Finnish	opettaa	to teach, instruct
3	Finnish	-ttaa	Forms causative verbs. May be applied to verbs...
4	Proto-Finnic	-ttadak	Creates causative verbs from regular verbs,...
5	Proto-Uralic	-kta-	—

Step	Language	Word	Meaning
1	Finnish	jakso	period; episode; passage
2	Finnish	jaksaa	to manage, to have enough strength; to manage, to...
3	Proto-Finnic	jaksadak	to manage, to be able to
4	Proto-Finno-Permic	jaksa-	—