Where does “třítýdenní” come from?
třítýdenní (Czech) comes from Czech tři, from Old Czech třie, from Proto-Slavic tri, from Proto-Balto-Slavic tríjes, from Proto-Indo-European *tréyes.
třítýdenní (Czech): three-week
Ancestry of “třítýdenní”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Czech | tři | three |
| 2 | Old Czech | třie | — |
| 3 | Proto-Slavic | tri | — |
| 4 | Proto-Balto-Slavic | tríjes | three |
| 5 | Proto-Indo-European | *tréyes | — |