Nafnfestr

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

nafnfestr

f. ‘name-fastening’, a gift which it was usual to make when a new name was given to any one (hvat gefr þú mér at nafnfesti?).

Possible runic inscription in Younger Futhark:ᚾᛅᚠᚾᚠᛁᛋᛏᚱ

Also available in related dictionaries:

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

• Old Norse - Cleasby & Vigfusson Dictionary
• Old Norwegian - Johan Fritzner's Dictionary