A use of suffixes "ak" and "uk" in the region of Maharlu in Shiraz

Persian language is a synthetic language. In such a languages, derivative morphemes have a great role in building of word. In this paper, suffixes "ak" and "uk" are mentioned that is widespread in Shiraz Maharlu area, while find less presage of this use in the grammar books. In this article we examine the two suffix and study grammatical aspect of some resulting words resulting and demonstrate that in addition to the functions mentioned in the grammar books, the suffix "ak" and "uk" have other functions that remain hidden from grammarian's view. In this regard, after noting many of the most commonly used word in the region, we explained how to make some of them and weve added some new grammatical class on it. In addition we have shown suffix "uk" that is no mention of it -unless rarely-in new grammar books, is very useful and dynamic in Shiraz Maharlu. And to better explain we show construction methods and instruction class.