Attwel niḍen d azgen-aggaɣ, yella deg tmeslayin n tmaziɣt (taqbaylit, tacelḥit, tamzabit, tawreglit, tafgigit), HADDADOU yenna-d :Attwel-agi nettaf-it di kra n yimesla, ama d aggaɣen ama d izenzaɣen (/k/, /g/, /q/, /x/) imi iteddu-d yid-sen uzgen-aɣri /w/ deg ususru (kw, gw, qw, xw). kra n yimyura ttwalin belli attwel-agi yekka-d seg uɣelluy n uzgen-aɣri /w/ansay, yettban-d deg tmeslayin n tmaziɣt nniḍen, d acu di teqbaylit yella wanda imeslayen-agi sɛan azal deg tusnimeslit (2000 :217).