un-gemet
This might be just a supplemental entry adding to an entry in the Main Volume.
In the OE text, the length is:indicated by acute accentsindicated by macronsnot indicated.
un-gemet
. I. add: an immense quantity Geweaxeð oninnan un-gemet wǽtan, Lch. ii. 106, 21. II a. add: Where un-gemet seems to have the force of an adverb it might be taken as the accusative case used adverbially, v. Sievers' Grammar, 319.
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A Combined List of Abbreviations.

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A Combined List of Abbreviations.