As defined by A Concise Dictionary of Old Icelandic (Geir Zoëga):
þrútna Old Icelandic word can mean:
- (að), v.
- 1) to swell (fótrinn ~ði mjök);
- 2) to increase, wax (~r at um e-t).
Possible runic inscription in Younger Futhark:ᚦᚱᚢᛏᚾᛅ
Also available in related dictionaries:
This headword also appears in dictionaries of other languages closely related to Old Icelandic.