Æpsen
Bosworth & Toller Anglo-Saxon Old English Dictionary - æpsen
According to the Old English Dictionary:
æf(e)sn, e;
- æpsen
- f. Impudence, foulness:--Ungerísendre æfesne (ungerysenre æfsna in marg.) indecens obscenitas, Hpt. Gl. 492, 60: An. Ox. 3674 (where see note). æpsen