Where does “keinukytkin” come from?
keinukytkin (Finnish) comes from Finnish kytkin, from Finnish kytkeä, from Proto-Finnic kütkedäk, from Proto-Uralic kütke- — to bind.
keinukytkin (Finnish): rocker switch
Ancestry of “keinukytkin”, step by step
keinukytkin traces back through two separate lines of ancestry.
via Finnish kytkin
| Step | Language | Word | Meaning |
|---|
| 1 | Finnish | kytkin | switch; clutch; First-person singular indicative... |
| 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 keinu
| Step | Language | Word | Meaning |
|---|
| 1 | Finnish | keinu | A swing |
| 2 | Finnish | -u | Forms nouns from verbs. Most common with "e"- and... |
| 3 | Proto-Finnic | -u | Forms nouns from adjectives, nouns |