Where does “joukkovelkakirjalaina” come from?

joukkovelkakirjalaina (Finnish) comes from Finnish joukkovelkakirja, from Finnish joukko, from Proto-Finnic joukko, from Proto-Germanic jaukiją, from Proto-Indo-European yewg- — to join, to yoke, to tie together.

Ancestry of “joukkovelkakirjalaina”, step by step

joukkovelkakirjalaina traces back through two separate lines of ancestry.

via Finnish joukkovelkakirja

StepLanguageWordMeaning
1Finnishjoukkovelkakirjabond documentary obligation to pay a sum or to perform a contract
2Finnishjoukkogroup, cluster, band; crowd of people number of things or persons, especially a rather large and unorganized one
3Proto-Finnicjoukkogroup
4Proto-Germanicjaukijądraught animal; team of oxen
5Proto-Indo-Europeanyewg-to join, to yoke, to tie together

via Finnish Laina

StepLanguageWordMeaning
1FinnishLainaloan
2Proto-Finniclaihnaloan
3Proto-Germaniclaihnąthat which is lent, loan; fief
4Proto-Indo-Europeanleykʷ-to leave
Every word from Proto-Indo-European yewg-Every word from Proto-Germanic jaukijąEvery word from Proto-Finnic joukko