Where does “luottoluokitus” come from?

luottoluokitus (Finnish) comes from Finnish luokitus, from Finnish luokittaa, from Finnish luokka, from Finnish luokki, from Proto-Slavic lǫkъ, from Proto-Balto-Slavic *lankás, from Proto-Indo-European lenk- — to bend.

luottoluokitus (Finnish): credit rating

Definitions

credit rating

Ancestry of “luottoluokitus”, step by step

luottoluokitus traces back through two separate lines of ancestry.

via Finnish luokitus

Step	Language	Word	Meaning
1	Finnish	luokitus	rating
2	Finnish	luokittaa	to classify, to divide into classes
3	Finnish	luokka	class; class, social class; grade
4	Finnish	luokki	shaft bow
5	Proto-Slavic	lǫkъ	bow
6	Proto-Balto-Slavic	*lankás	bow
7	Proto-Indo-European	lenk-	to bend

via Finnish luotto

Step	Language	Word	Meaning
1	Finnish	luotto	credit; Synonym of luottamus
2	Finnish	luottaa	To trust, rely on, count on
3	Proto-Finnic	loottadak	to trust, to rely on, to count on

Every word from Proto-Indo-European lenk- →Every word from Proto-Balto-Slavic *lankás →Every word from Proto-Slavic lǫkъ →