D agmam agejdan di tfekka n umdan , d ayen sway-s yettewali amdan ayen i-d-yezzin tesɛa azal n 2 ,5 cm, d win yettawin tafat akken ad s-yaxdem wallaɣ tasleḍt ad tuɣal d tugniwin d iniyen. Tiṭ d tin yesɛan daxel-is : memmu n tiṭ, imelli n tiṭ, tacwawt tarqaqt n tiṭ, tiṭ tettas-d deffir n yimi n usenfali n umdan iḥulfan-is : yettru, yeḥzen, yefreḥ D wayen yellan daxel bla asexdem n yimesli (MAḤRAZI, 2017 :360/364).