The Erie spoke an Iroquoian language said to have been similar to Wyandot.

Linguistic analysis shows a relatively large difference between Cherokee and the northern Iroquoian languages, suggesting a split in the distant past.

The Iroquoian languages have a common historical and cultural origin, which later diverged to create different languages.

The name Skaneateles means long lake in one of the local Iroquoian languages.

Proto-Iroquoian is the name given to the hypothetical proto-language of the Iroquoian languages.

He also acquired first-hand knowledge of other Algonquian and Iroquoian languages.

It is the only Southern Iroquoian language that remains spoken.

As with many Iroquoian languages, the consonant inventory is very simple.

Linguistic analysis shows a relatively large difference between Cherokee and the northern Iroquoian languages.

Honniasont may have been considered an Iroquoian language (Swanton 1953: 55-57).