Where does “Ասորեստան” come from?

Ասորեստան (Armenian) comes from Old Armenian Ասորեստան, from Middle Persian 𐭠𐭮𐭥𐭥𐭮𐭲𐭭, from Middle Persian 𐭠𐭮𐭥𐭥 — Assyrian.

Ancestry of “Ասորեստան”, step by step

Step	Language	Word	Meaning
1	Old Armenian	Ասորեստան	—
2	Middle Persian	𐭠𐭮𐭥𐭥𐭮𐭲𐭭	—
3	Middle Persian	𐭠𐭮𐭥𐭥	Assyrian

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Ասորեստան — Etymology, Origin & Word History | Etymology Explorer