-stan "koborsthan" ( "") "graveyard/cemetery", known as "Qabaristan" as (). Originally an independent noun, this morpheme evolved into a suffix by virtue of appearing frequently as the last part in nominal compounds. It is of Indo-Iranian and ultimately Indo-European origin: It is cognate with Sanskrit "" (Devanagari: ), meaning "the act of standing", from which many further meanings derive, including "place, location; abode, dwelling", and ultimately descends from Proto-Indo-Iranian . The Proto-Indo-European root from which this noun is derived is (older reconstruction ) "to stand" (or "to stand up, to step (somewhere), to position (oneself)"), which is also the source of
Ancient history of Afghanistan of the Indo-Aryans drifted much further west as with the Mitanni. The Iranians dominated the modern day plateau, while the Indo-Aryans ultimately headed towards the Indian subcontinent. The Avesta is believed to have been composed possibly as early as 1800 BC and written in ancient Ariana (Aryana), the earliest name of Afghanistan which indicates an early link with today's Iranian tribes to the west, or adjacent regions in Central Asia or northeastern Iran in the 6th century BC. Due to the similarity between early Avestan and Sanskrit (and other related early Indo-European languages such as Latin and Ancient Greek), it