Where does “jääruuvi” come from?
jääruuvi (Finnish) comes from Finnish jää, from Proto-Finnic jää, from Proto-Uralic jäŋe — ice.
jääruuvi (Finnish): ice screw
Ancestry of “jääruuvi”, step by step
jääruuvi traces back through two separate lines of ancestry.
via Finnish jää
| Step | Language | Word | Meaning |
|---|
| 1 | Finnish | jää | ice; rock; in the expression on the rocks =... |
| 2 | Proto-Finnic | jää | ice |
| 3 | Proto-Uralic | jäŋe | ice |
via Finnish ruuvi
| Step | Language | Word | Meaning |
|---|
| 1 | Finnish | ruuvi | screw |
| 2 | Middle Low German | schrūve | screw machine |
| 3 | Proto-Indo-European | (s)ḱer- | dung, manure, filth; manure, dung, filth |