S tewzel kan ad d-nebder gar-asen Ernst Cassirer i d-yuran adlis tafelsef n talɣiwin tizamuliyin (la Philosophie des formes symboliques) anida i d-yefka sin n yimenzayen: 1- Ameslay (langage) mačči d allal kan (plus-quinstrumental) deg ufus n umdan, yezmer ad d-yessegzi (articuler), ad d-yesmiḍṛen (conceptualiser) tiɣawsiwin.