Where does “opetuslaitos” come from?

opetuslaitos (Finnish) comes from Finnish laitos, from Finnish laittaa, from Proto-Finnic laittadak, from Proto-Germanic lagjaną, from Proto-Indo-European legʰ- — to lie.

opetuslaitos (Finnish): Synonym of oppilaitos

Definitions

Synonym of oppilaitos

Ancestry of “opetuslaitos”, step by step

opetuslaitos traces back through two separate lines of ancestry.

via Finnish laitos

Step	Language	Word	Meaning
1	Finnish	laitos	institution; faculty; facility
2	Finnish	laittaa	to put, set, place; to prepare food; To criticize
3	Proto-Finnic	laittadak	to put down
4	Proto-Germanic	lagjaną	to lay, to place in a resting position
5	Proto-Indo-European	legʰ-	to lie

via Finnish opetus

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-	—

Every word from Proto-Indo-European legʰ- →Every word from Proto-Germanic lagjaną →Every word from Proto-Finnic laittadak →