M d ayen yerzan tameslyt, taqbaylit, kkes kan timeslayen n usamer, temgrad ɣef tantaliyin niḍen deg ddeqs n yiswiren n tesnilest. Deg uswir n temislit, taqbaylit d tazenzaɣt, d tazgenaggaɣt d agɣanzaɣ. Deg yerzan amawal, taqbaylit, tesɛa ddeqs n wawalen I d-yekkan seg taɛrabt s wazal n 35 ɣer 40% (Chaker 1984). D acu kan, teḥrez ddeqs n wawalen iqburen i teḥrez diɣen. Rnu ɣef waya, ula d awalen-agi ijenṭiḍen, udfen deg talɣa n teqbaylit.