As defined by A Concise Dictionary of Old Icelandic (Geir Zoëga):
- (að), v. refl. to become roskinn, grow up to manhood (en er Þ. jarl rosknaðist).
Possible runic inscription in Younger Futhark:ᚱᚢᛋᚴᚾᛅᛋᛏ
Also available in related dictionaries:
This headword also appears in dictionaries of other languages closely related to Old Icelandic.