Where does “mettä” come from?

mettä (Finnish) comes from Finnish metsä, from Proto-Finnic *meccä, from Proto-Baltic medjas.

Ancestry of “mettä”, step by step

StepLanguageWordMeaning
1Finnishmetsäforest, woods; bush; hunting
2Proto-Finnic*meccä
3Proto-Balticmedjas
Every word from Proto-Baltic medjasEvery word from Proto-Finnic *meccäEvery word from Finnish metsä