Where does “آتش” come from?
آتش (Classical Persian) comes from Middle Persian ʾthš, from Avestan 𐬁𐬙𐬀𐬭𐬱, from Proto-Iranian ātr-, from Proto-Indo-Iranian ātṛ-, from Proto-Indo-European h₂eh₁ter- — fire.
Ancestry of “آتش”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Middle Persian | ʾthš | fire |
| 2 | Avestan | 𐬁𐬙𐬀𐬭𐬱 | singular nominative of ????; fire |
| 3 | Proto-Iranian | ātr- | fire |
| 4 | Proto-Indo-Iranian | ātṛ- | fire |
| 5 | Proto-Indo-European | h₂eh₁ter- | fire |