Where does “piirikytkentä” come from?
piirikytkentä (Finnish) comes from Finnish kytkentä, from Finnish kytkeä, from Proto-Finnic kütkedäk, from Proto-Uralic kütke- — to bind.
piirikytkentä (Finnish): circuit switching
Ancestry of “piirikytkentä”, step by step
piirikytkentä traces back through two separate lines of ancestry.
via Finnish kytkentä
| Step | Language | Word | Meaning |
|---|
| 1 | Finnish | kytkentä | coupling |
| 2 | Finnish | kytkeä | to hook, hook up, connect, couple; "~ irti" = to... |
| 3 | Proto-Finnic | kütkedäk | to bind, to tie |
| 4 | Proto-Uralic | kütke- | to bind |
via Finnish piiri
| Step | Language | Word | Meaning |
|---|
| 1 | Finnish | piiri | ring of people; administrative district, region;... |
| 2 | Proto-Finnic | piiri | line; border; ring, circle |
| 3 | Proto-Uralic | pire | circle |