Where does “opettajanhuone” come from?

opettajanhuone (Finnish) comes from Finnish opettaja, from Finnish opettaa, from Finnish -ttaa, from Proto-Finnic -ttadak, from Proto-Uralic -kta-.

Ancestry of “opettajanhuone”, step by step

opettajanhuone traces back through two separate lines of ancestry.

via Finnish opettaja

StepLanguageWordMeaning
1Finnishopettajateacher
2Finnishopettaato teach, instruct
3Finnish-ttaaForms causative verbs. May be applied to verbs...
4Proto-Finnic-ttadakCreates causative verbs from regular verbs,...
5Proto-Uralic-kta-—

via Finnish huone

StepLanguageWordMeaning
1Finnishhuoneroom; house; house, hall
2Proto-Finnichoonehbuilding; room
Every word from Proto-Uralic -kta- →Every word from Finnish -ttaa →Every word from Proto-Finnic -ttadak →