Conjecture.
Part of speech: Noun, common
Inflection: Noun = Unspecified noun
Streitberg 1910, p. 174 – facsimile | text
[wigana] Dat.Sing. [Dat. Sing., Konj. für †wiga:|na CA, [wigna] ändert Bernhardt: du [wigana] εἰς πόλεμον] zum Kriege [L 14,31]