Where does “infrapunakytkin” come from?
infrapunakytkin (Finnish) comes from Finnish infrapuna, from Finnish puna, from Proto-Finnic puna, from Proto-Finno-Ugric puna — color, hair.
infrapunakytkin (Finnish): infrared switch
Ancestry of “infrapunakytkin”, step by step
infrapunakytkin traces back through two separate lines of ancestry.
via Finnish infrapuna
| Step | Language | Word | Meaning |
|---|
| 1 | Finnish | infrapuna | infrared |
| 2 | Finnish | puna | The color red |
| 3 | Proto-Finnic | puna | red |
| 4 | Proto-Finno-Ugric | puna | color, hair |
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 |