Morgna

As defined by A Concise Dictionary of Old Icelandic (Geir Zoëga):

morgna

(að), v. to become morning, dawn (þar til er ~t var mjök).

Possible runic inscription in Younger Futhark:ᛘᚢᚱᚴᚾᛅ

Also available in related dictionaries:

This headword also appears in dictionaries of other languages closely related to Old Icelandic.

• Old Norwegian - Johan Fritzner's Dictionary