Where does “tarkistusluku” come from?

tarkistusluku (Finnish) comes from Finnish tarkistus, from Finnish tarkistaa, from Finnish tarkka, from Swedish stärk, from Old Swedish starker, from Old Norse sterkr, from Proto-Germanic starkuz, from Proto-Germanic sterkaną — rigid, stiff; to love.

tarkistusluku (Finnish): check digit

Definitions

  1. check digit

Ancestry of “tarkistusluku”, step by step

tarkistusluku traces back through two separate lines of ancestry.

via Finnish tarkistus

StepLanguageWordMeaning
1Finnishtarkistusinspection, revision
2Finnishtarkistaato check, inspect, verify, check up
3Finnishtarkkaaccurate, exact, precise; particular, pedantic,...
4Swedishstärkstrong
5Old Swedishstarkerstiff, rigid; steady; strong
6Old Norsesterkrstrong
7Proto-Germanicstarkuzstiff; rigid; strong
8Proto-Germanicsterkanąto become stiff, stiffen
9Proto-Indo-Europeansterg-rigid, stiff; to love

via Finnish luku

StepLanguageWordMeaning
1Finnishlukunumber, count, quantity; chapter; reading
2Proto-Finniclukunumber, quantity
3Proto-Finniclukedakto count; to read ?
4Proto-Uralicluke-to count
5Proto-Indo-Europeanleǵ-to gather, collect, with derivatives meaning to...
Every word from Proto-Indo-European sterg-Every word from Proto-Germanic sterkanąEvery word from Proto-Germanic starkuz