Where does “tarkennusrengas” come from?

tarkennusrengas (Finnish) comes from Finnish tarkennus, from Finnish tarkentaa, 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.

tarkennusrengas (Finnish): focus ring

Definitions

  1. focus ring

Ancestry of “tarkennusrengas”, step by step

tarkennusrengas traces back through two separate lines of ancestry.

via Finnish tarkennus

StepLanguageWordMeaning
1Finnishtarkennusclarification of ideas, meaning, etc
2Finnishtarkentaato focus; to define, delineate, specify,...
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 rengas

StepLanguageWordMeaning
1Finnishrengasring, loop, hoop; tyre, tire; ring
2Proto-Finnicrengasring, hoop
3Proto-Germanichrengazring
4Proto-Germanichringazring, circle; curve; sound, ring
5Proto-Indo-European(s)krengʰ-to turn, bend
6Proto-Indo-European(s)ker-to cut off; to turn, bend
7Proto-Indo-Europeansek-to cut, cut off, sever
Every word from Proto-Indo-European sterg-Every word from Proto-Germanic sterkanąEvery word from Proto-Germanic starkuz