wærc
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.
wærc
AddOn þysse worulde sýn fíf onlícnessa be hellegryre. Sió ǽreste onlícnes is nemned wræc (wærc, v.l.) ; for ðan se wræc (wærc, v.l. ) bid miceles cwelmes ǽlcum þára þe hé tó cymeð ; for ðan hine sóna ne lysteð metes ne drinces . . . ne ðǽr ne bið ǽnig wuldor mid him, þæt hé fore wynsumige, þeáh him syndon ealle wuldordreámas tó gelǽdde, Verc. Först. 106, 11-107, 2: v. end-, hrif-, hype-, in-, rop-, út-wærc.
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A Combined List of Abbreviations.

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A Combined List of Abbreviations.