Proper noun
Gutnish
The native language of the island of Gotland in present day Sweden, used both as a spoken and written language until late medieval times. Modern Gutnish is increasingly marginalised by Standard Swedish.
Old Gutnish main Due to Gotland 's early isolation from the mainland, many features of Old Norse did not spread from or to the island, and Old Gutnish developed as an entirely separate branch from Old East and West Norse. Source: Internet
The king and the jarl shall send emissaries to the Gutnish thing to receive the taxes. Source: Internet
This change is shared with Old Gutnish. Source: Internet