Where does “tilkinrauta” come from?

tilkinrauta (Finnish) comes from Finnish rauta, from Proto-Finnic rauta — iron.

Ancestry of “tilkinrauta”, step by step

tilkinrauta traces back through two separate lines of ancestry.

via Finnish rauta

StepLanguageWordMeaning
1Finnishrautairon; shackles, irons; act of getting or state of...
2Proto-Finnicrautairon

via Finnish tilkitä

StepLanguageWordMeaning
1Finnishtilkitäto seal, stuff
Every word from Proto-Finnic rautaEvery word from Finnish rauta