Where does “تهی” come from?
تهی (Persian) comes from Middle Persian twhyg, from Proto-Iranian tuŝyás, from Proto-Indo-Iranian tuŝćyás, from Proto-Indo-European tus-sḱ-yós, from Proto-Indo-European tews-, from Proto-Indo-European tu- — to swell; bird-cry, shriek.
تهی (Persian): empty; hollow
Ancestry of “تهی”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Middle Persian | twhyg | empty; vain, illusory; barren |
| 2 | Proto-Iranian | tuŝyás | — |
| 3 | Proto-Indo-Iranian | tuŝćyás | — |
| 4 | Proto-Indo-European | tus-sḱ-yós | empty |
| 5 | Proto-Indo-European | tews- | to be empty; to drain; to be happy |
| 6 | Proto-Indo-European | tu- | to swell; bird-cry, shriek |