Where does “heliborkorko” come from?

heliborkorko (Finnish) comes from Finnish korko, from Finnish korkea, from Proto-Finnic korkeda — tall, high.

Ancestry of “heliborkorko”, step by step

heliborkorko traces back through two separate lines of ancestry.

via Finnish korko

StepLanguageWordMeaning
1Finnishkorkoheel; interest, interest rate; stress
2Finnishkorkeahigh; tall, high
3Proto-Finnickorkedatall, high

via Finnish helibor

StepLanguageWordMeaning
1FinnishheliborHelsinki Interbank Offered Rate
2EnglishHelsinki Interbank Offered Rate—
Every word from Proto-Finnic korkeda →Every word from Finnish korkea →Every word from Finnish korko →