Einga

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

einga

a. indecl. only, single; e. barn, only child; e. vinr, only friend, intimate friend.

Possible runic inscription in Younger Futhark:ᛁᛁᚾᚴᛅ

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