blótan
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.
blótan
Add: [a weak past seems used (ofredon and blótten (-on. Th., blóten, S. 162, 30)) in Ors. 4, 4; Bos. 80, 18; cf. O. H. Ger. plózta libuit: Icel. blóta is strong and weak] Swelce hwá wille blótan ðǽm fæder tó ðance and tó lácum his ǽgen bearn quasi qui victimat filium in conspectu patris sui , Past. 393, 9. [O. H. Ger. blózan: Goth. blótan.]
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A Combined List of Abbreviations.

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A Combined List of Abbreviations.