Khishtq: (colloquial Arab Gulf, synonym: Ibt, bāt tkhrāṣah, tnfājah, tnfāyah), a more rectangular form of gusset (tkhrasah) found typically on men’s tunics. A piece of fabric inserted into the seam to add breadth or reduce stress from tight-fitting clothing. Used for underarms on tunic dresses, it can also refer to side sleeve panels on overgarments (thāwb). colloquially in the Arab gulf region, where the letter (jīm) is pronounced (yā’).