D iccig izerrwen inagrawen n yesɣal imutlayen. Mačči am tjerrumt yellan d timsegnut, tasnilest d timsegzut yerna d timseglemt. Ferdinand de Saussure (1857-1913) yettuneḥsab d ababat n tesnilest tartart s temsirt n tesnilest tamatut, acku tamsirt-a tbeddel tamɣuli ɣef wamek yella ttwalin tutlayt akked umeslay. Seg imir tasnilest tuɣal teǧǧuǧeg, tuɣ udem ussnan.