Where does “jääsumu” come from?

jääsumu (Finnish) comes from Finnish jää, from Proto-Finnic jää, from Proto-Uralic jäŋe — ice.

jääsumu (Finnish): ice fog

Definitions

  1. ice fog

Ancestry of “jääsumu”, step by step

jääsumu traces back through two separate lines of ancestry.

via Finnish jää

StepLanguageWordMeaning
1Finnishjääice; rock; in the expression on the rocks =...
2Proto-Finnicjääice
3Proto-Uralicjäŋeice

via Finnish sumu

StepLanguageWordMeaning
1Finnishsumufog, mist; nebula
2Proto-Finnicsumufog, mist
Every word from Proto-Uralic jäŋe →Every word from Proto-Finnic jää →Every word from Finnish jää →