Old Montagnais is the period in the history of the Innu-aimun language preceding its current form. There are several sound changes that Old Montagnais underwent. One example is the change from Old Montagnais ''ayaškimew'' to modern Innu ''ayassimēw''.

References

Innu culture Indigenous languages of the North American eastern woodlands Central Algonquian languages First Nations languages in Canada {{IndigenousAmerican-lang-stub