fnæst
This might be just a supplemental entry adding to an entry in the Main Volume.
This might be just an editorial note deleting an entry in the Main Volume.
In the OE text, the length is:indicated by acute accentsindicated by macronsnot indicated.
fnæst
l. fnǽst, dele last passage and bracket, and add: 1. breath of living creatures Orþes, fnǽstes spiritus (draconis). An. Ox. 2452. Fnǽste; anhelitu, i. suspirio, 2050. Deóres fuǽstum bestiae flatibus, 2472. 2. blast of frost, fire Ne forstes fnǽst, ne fýres blǽst, Ph. 15. [Wel neȝ hire (the owl's ) fnast atschet, O. and N. 44.] v. fnesan.
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A Combined List of Abbreviations.

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A Combined List of Abbreviations.