Tasmiddent tzerrew ismmawen n imdanen ma d tasmidegt tzerrew ismawen n idgen, taneggarut-a tettnadi ɣef yinumak d tadra d ubddel n yismidgen deg tallit ɣer tayed amakken daɣen I tettnadi ɣef umezruy n yidles n tɣermiwin yejlan akken id yenna J.Dubois d wiyad (1999,485)  tesmidegt d tadra n yismawen n yidgen d wassaɣen-is d tutlayt n tmurt-nni neɣ n tutlayin n tmurt niden .