Where does “kto” come from?
kto (Polish) comes from Old Polish kto, from Proto-Slavic kъto, from Proto-Indo-European kʷós — who.
kto (Polish): who
Ancestry of “kto”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Old Polish | kto | — |
| 2 | Proto-Slavic | kъto | who |
| 3 | Proto-Indo-European | kʷós | who |