Where does “čí” come from?
čí (Czech) comes from Old Czech čí, from Proto-Slavic čьjь, from Proto-Balto-Slavic *kijas.
čí (Czech): whose
Ancestry of “čí”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Old Czech | čí | — |
| 2 | Proto-Slavic | čьjь | whose |
| 3 | Proto-Balto-Slavic | *kijas | — |