As defined by A Concise Dictionary of Old Icelandic (Geir Zoëga):
- (að), v. to be able to do (~ e-u); cf. annast.
Possible runic inscription in Younger Futhark:ᛅᚾᚾᛅ
Also available in related dictionaries:
This headword also appears in dictionaries of other languages closely related to Old Icelandic.