forþ
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.
forþ
(2 a). AddTýn cúna lǽse forð mid þas hláfordes, C.D.B. i. 544, 2. 5. AddGeþeód þíne fingras tósomne forð handlenge, Tech. ii. 124, 19. (6 a) add :-- Þis woruldlice líf sceolde forð ádílgod beón, Verc. Först. 144, 9. Manige men þurh forhealdnesse forð cumað, 130, 10.
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A Combined List of Abbreviations.