Proper noun
Old Norwegian
English Wikipedia has an article on:Old NorwegianWikipedia
The Old Norse language as spoken and written in Norway in the Middle Ages.
Old Norwegian Proverb: Swedes have short dicks but long memories. Kurt Vonnegut
Orthographic evidence suggests that, in a confined dialect of Old Norwegian, /ɔ/ may have been unrounded before /u/, so that u-umlaut was reversed where the u had not been eliminated. Source: Internet
In the body of text that has come down to us from until c. 1300, Old West Norse had little dialect variation, and Old Icelandic does not diverge much more than the Old Norwegian dialects do from each other. Source: Internet
In Old Norwegian, Old Danish and later Old Swedish the groups hl, hr, hn were reduced to plain l, r, n, suggesting that they were most likely realised as voiceless sonorants by Old Norse times. Source: Internet
From the late 13th century, Old Icelandic and Old Norwegian started to diverge more. Source: Internet