* Limited evidence: We have very little physical evidence of Norse settlement in Vinland. Archaeological findings are sparse, and written records from the time are minimal and often contradictory.
* Indigenous languages: The area of Vinland would have been inhabited by various Indigenous groups, each with their own languages. While we know of some of these languages, such as Beothuk and Algonquian languages, the specific dialects spoken in the Vinland region are unknown.
* Possible language mixing: There is a possibility that some form of communication developed between the Norse and the Indigenous people, potentially involving a mix of languages, pidgins, or sign language.
What we can say with certainty:
* Old Norse: The Norse settlers in Vinland would have spoken Old Norse, the language of the Viking era.
* Indigenous languages: The Indigenous people living in the area would have spoken various native languages.
In conclusion: While we know that Old Norse and Indigenous languages were present in Vinland, the specifics of language use and interactions between the groups remain a mystery.