fel-tún
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.
fel-tún
AddHé gecierde inn tó ðǽm scræfe and wolde him ðǽr gán tó feltúne ad purgandum ventrem speluncam ingressus est, Past. 197, 15, 24.
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A Combined List of Abbreviations.

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A Combined List of Abbreviations.