deáf
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.
deáf
Add:I. deaf, without hearing Deáffra manna eáran, Hml. Th. ii. 16, 17. II. imperfect in some essential quality, sterile Se æker ðe bið unwæsðmbǽre oððe ungefynde corn bringð oððe deáf terra quae sterilem segetem gignit, Part. 411, 20. [Cf. Icel. daufr insipid; and see N. E. D. deaf, § 6.]
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A Combined List of Abbreviations.

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A Combined List of Abbreviations.