Where does “leivinpyörä” come from?

leivinpyörä (Finnish) comes from Finnish leivin-, from Finnish -in, from Proto-Finno-Ugric *-in, from Proto-Uralic -ma.

Ancestry of “leivinpyörä”, step by step

StepLanguageWordMeaning
1Finnishleivin-—
2Finnish-inSuffix variant for the illative singular, see...
3Proto-Finno-Ugric*-in—
4Proto-Uralic-ma—
Every word from Proto-Uralic -ma →Every word from Finnish -in →Every word from Finnish leivin- →