Amyadef d awal i d-yewwi Weinreich tikkelt tamezwarut deg useggas n 1953, ibderit-id deg udlis-ines “Language in contacts”, Yessegza-t-id d asemres n wawal n tutlayt niḍen deg umeslay neɣ di tira, maca tumant-agi tcudd ɣer yinnaw n umsiwel, mačči ɣer tutlayt-ines.