bæcestre
This might be just a supplemental entry adding to an entry in the Main Volume.
Related §§ in Wright's OE Grammar:
In the OE text, the length is:indicated by acute accentsindicated by macronsnot indicated.
bæcestre
AddBæcestre pistor, Wrt. Voc. i. 83, 15. Hé becom tó þám ofne, in þám þá wíf bócon heora hláfas. Þá lócode hé in þone ofn, wénunga hwylc hláf ðǽr tó láfe wunode æfter þám bæcestrum (coquentibus ), Gr. D. 251, 27.
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A Combined List of Abbreviations.

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A Combined List of Abbreviations.