Where does “kireäpipoinen” come from?

kireäpipoinen (Finnish) comes from Finnish kireä, from Proto-Finnic kiredä, from Proto-Finno-Permic kirɜ.

Ancestry of “kireäpipoinen”, step by step

kireäpipoinen traces back through two separate lines of ancestry.

via Finnish kireä

StepLanguageWordMeaning
1Finnishkireätight, taut; tense
2Proto-Finnickiredähard, stiff
3Proto-Finno-Permickirɜ—

via Finnish pipo

StepLanguageWordMeaning
1Finnishpipoknit cap, stocking cap, watch cap; bobble hat;...
Every word from Proto-Finno-Permic kirɜ →Every word from Proto-Finnic kiredä →Every word from Finnish kireä →
kireäpipoinen — Etymology, Origin & Word History | Etymology Explorer