Where does “Jilek” come from?
Jilek (English) comes from Czech Jílek, from Czech jíl, from Old Czech jíl, from Proto-Slavic jьlъ, from Proto-Slavic jìlъ, from Proto-Balto-Slavic ī́ˀlus, from Proto-Indo-European (H)iHlús — mud; dark.
Ancestry of “Jilek”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Czech | Jílek | — |
| 2 | Czech | jíl | — |
| 3 | Old Czech | jíl | — |
| 4 | Proto-Slavic | jьlъ | silt; clay |
| 5 | Proto-Slavic | jìlъ | — |
| 6 | Proto-Balto-Slavic | ī́ˀlus | — |
| 7 | Proto-Indo-European | (H)iHlús | mud; dark |