Gar yimezwura i d-yessufɣen anagraw urgil agejdan n tmaziɣt , ad naf Andr Bsset (1946/1952), Lionnel Galand (1960 ) akked Karl Prasse (1972) .Maca , anagraw-a d anadday acku seld aserwes gar tentaliwin timaziɣin , refden-d anagar ayen itent-yezdin i yellan d aɣwali deg sent. Inagrawen iḥeqqaniyen n yal tantala yezmer ad yili d amesbaɣur ugar anect- a yerna yemgarad seg tmeslayt ɣer tayeḍ .Nnig n yifunimen d-terḍel tmaziɣt ɣer taɛrabt (xersum tirgalin timesgerjatin  ḥ /, /ɛ  , kra n tufayin ) akked d tumant n tizenzeɣt , tumanin n usineɣ akked d tincunɣit yellan sya ɣer da , ttakent-as tamekzit timsiselt i yal tameslayt .Anagraw agejdan n 31