Where does “numerotarkastaja” come from?

numerotarkastaja (Finnish) comes from Finnish tarkastaja, from Finnish tarkastaa, 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.

Ancestry of “numerotarkastaja”, step by step

numerotarkastaja traces back through two separate lines of ancestry.

via Finnish tarkastaja

StepLanguageWordMeaning
1Finnishtarkastajainspector, supervisor, superintendent; revisor
2Finnishtarkastaato check, inspect
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 numero

StepLanguageWordMeaning
1Finnishnumerodigit, number; numeral; number
2Latinnumerusnumber; collection, quantity; rank, position
3Proto-Italicnomezos
4Proto-Indo-Europeannémesos
Every word from Proto-Indo-European sterg-Every word from Proto-Germanic sterkanąEvery word from Proto-Germanic starkuz