Where does “mehto” come from?

mehto (Finnish) comes from Finnish metso, from Proto-Finnic meccoi — capercaillie (Tetrao urogallus).

Ancestry of “mehto”, step by step

StepLanguageWordMeaning
1Finnishmetsowood grouse, capercaillie, "Tetrao urogallus"
2Proto-Finnicmeccoicapercaillie (Tetrao urogallus)
Every word from Proto-Finnic meccoi →Every word from Finnish metso →