Tasnilest d tussna i izerwen tameslayt akked tutlayt. Tasnilest temgarad ɣef tjeṛṛumt imi, iswi n tussna-ya n yiles d asbadu n tutlayt. Ababat n Tesnilest nezmer ad d-nini d Ferdinand De Saussure, dɣa, Segmi i d-yeffeɣ udlis-is umi i semman wid i t-id-yessufɣen Timsirin n tesnilest tamatut.