Ferþ-gewit

According to the Old English Dictionary:

-gewitt, es;

ferþ-gewit

n. Mental wit, understanding; mentis intellectus :-- Ðeáh hí ferþgewit ǽnig ne cúðen though they knew not any mental wit, Exon. 25 a; Th. 73, 4; Cri. 1184. ferþ-gewit