The morphology now becomes completely analytic, loses genders and cases, many verbal forms. Modern Persian had developed by the 9th century. It is a continuation of an area-wide standard language that had considerable Parthian and Middle Persian elements, with additional influences from other Iranian languages. Its grammar is simpler than that of Middle Persian, and it has absorbed a vast Arabic vocabulary. No gender and noun case, nouns have only categories of definiteness and number.
All verbs are conjugated following the same type, and came be simple and complex.