be-rǽsan
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.
be-rǽsan
Add:I. to rush upon, attack Hé him on berǽsde irruit super eos, Gen. 14, 15. II. to rush into (extremes) Eeriest he on ungemetlice cuéminge inordinate ad mollitiem rapitur, Past. 143, 6. Ðætte ðæt mód ne berǽse on ungeðyld ne ad impatientiam spiritus erumpant, 313, 21
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A Combined List of Abbreviations.

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A Combined List of Abbreviations.