As defined by A Concise Dictionary of Old Icelandic (Geir Zoëga):
- (að), v. refl. to wax, increase, grow; metnaðr honum ~, pride waxes in him.
Possible runic inscription in Younger Futhark:ᚦᚱᚢᛅᛋᛏ
Also available in related dictionaries:
This headword also appears in dictionaries of other languages closely related to Old Icelandic.