Tumanin n urẓam alemmas (  e  ,  o  ,  a  (ou   ) deg kra n tentaliwin n usamar (oriental ) akka am tetergit d anulfu i d- nulfant kan , ur llint ara deg-s si zik , ɣer Prasse (1948) , tiɣra-ya usant-d seg usenmesli n tmeskalin icudden ɣer usatel.Maca ɣer Chaker , yella ccek deg wanecta,acku ma yella nuɣal ɣer uyenkud , ladɣa ticki ur rzint timeskalin timsemmaḍin (d ayen dnettaf dima deg [] akked [o] , yezmer lḥal , tilin-nsent tcudd ɣer usatel imsisel (tilin n tergalt yeldin , xersum tidlinɣiyin neɣ yettusgerjen :  i  >[ ] akked  u  > [o ] ) , hib daɣen ɣer usatel imesfir ( tullya n yiziwel ( timbre ) s tilin n usfir : mi (bouche ) , maca deg usget yettuɣal imawen ;red (bl) ...