Fere-soca
Bosworth & Toller Anglo-Saxon Old English Dictionary - fere-soca
According to the Old English Dictionary:
an;
- fere-soca
- m. [ferh a pig, soca? = socc a sock] A bag made of swine's skin; sibæa :-- Feresoca sibba, Wrt. Voc. 289, 1. under sibæa. fere-soca