Fimtánsessa

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

fimtánsessa

f. a ship with fifteen rowers’ benches.

Possible runic inscription in Younger Futhark:ᚠᛁᛘᛏᛅᚾᛋᛁᛋᛋᛅ

Also available in related dictionaries:

This headword also appears in dictionaries of other languages closely related to Old Icelandic.

• Old Norwegian - Johan Fritzner's Dictionary