Where does “دیشب” come from?
دیشب (Persian) comes from Persian شب, from Old Persian 𐎧𐏁𐎱, from Proto-Iranian xšáfš, from Proto-Indo-Iranian kšáps, from Proto-Indo-European kʷséps — night.
دیشب (Persian): last night
Ancestry of “دیشب”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Persian | شب | night; evening |
| 2 | Old Persian | 𐎧𐏁𐎱 | night |
| 3 | Proto-Iranian | xšáfš | night |
| 4 | Proto-Indo-Iranian | kšáps | night |
| 5 | Proto-Indo-European | kʷséps | night |