Where does “viimeksimainittu” come from?

viimeksimainittu (Finnish) comes from Finnish viimeksi, from Finnish viime, from Proto-Finno-Ugric wiŋe.

Ancestry of “viimeksimainittu”, step by step

viimeksimainittu traces back through two separate lines of ancestry.

via Finnish viimeksi

StepLanguageWordMeaning
1Finnishviimeksiat the last time, previous time
2Finnishviimepast, last; last, dying
3Proto-Finno-Ugricwiŋe—

via Finnish mainittu

StepLanguageWordMeaning
1Finnishmainittu—
Every word from Proto-Finno-Ugric wiŋe →Every word from Finnish viime →Every word from Finnish viimeksi →