Where does “kirkastusaine” come from?

kirkastusaine (Finnish) comes from Finnish kirkastus, from Finnish kirkastaa, from Finnish taa, from Finnish taka, from Proto-Finnic taka, from Proto-Uralic taka — a place behind.

Ancestry of “kirkastusaine”, step by step

kirkastusaine traces back through two separate lines of ancestry.

via Finnish kirkastus

StepLanguageWordMeaning
1Finnishkirkastusbrightening
2Finnishkirkastaato brighten
3FinnishtaaOf movement, behind; a shorter form of taakse
4Finnishtakathe backside; In the expression "omasta takaa"...
5Proto-Finnictakaback, a place behind
6Proto-Uralictakaa place behind

via Finnish aine

StepLanguageWordMeaning
1Finnishainematter, material, substance; subject, discipline;...
2Proto-GermanicabnijąThat which is made; material; stuff
3Proto-Germanic*abnijaną—
4Proto-Indo-Europeanōp-to achieve
Every word from Proto-Uralic taka →Every word from Proto-Finnic taka →Every word from Finnish taka →