Infinitive and Auxiliary Verbs in Torfanian Middle Persian and Torfanian Parthian

Persian language is derived from Middle Persian or Pahlavi which itself is derived from Old Persian. Middle Persain was the language of Pras province during the Sassanid era. The Torfanian Middle Persian is a type of Western middle Iranian languages. Both Pahlavi language (at the end of Sassanid era) and Persian Dari language (at the beginning of Islamic era) have borrowed a large number of words from Parthian language.Parthian by which Manichean manuscripts have been written is called Manichean Parthian (Torfanian Parthian). The term Torfani refers to the place where these Manichean texts have been found.This article will explain the grammatical structure of infinitives, verbal nouns, and auxiliary verbs of middle Persian and Manichean Parthian.