Tiẓri n polysystme temmal-d lqaleb n tmiḍrant yennarnan deg yiseggasen n 1970-1980 sɣur Itamar Even-Zohar. Tiẓri-agi tekka-d seg tmiḍrant unagraw yettwaslemden sɣur Tynjanor deg useggas n1929, yesseqdec-itt deg tezrawt n tsekla anda i tt-yeḥseb am unagraw n yinagrawen, iswi-is d tasleḍt d tira n twuriwin d unnerni n yinagrawen iseklanen ad d-nefk amedya am tsekla yettwasuqlen deg Hbru.