Feferig, febrig
Bosworth & Toller Anglo-Saxon Old English Dictionary - feferig, febrig
According to the Old English Dictionary:
(
- feferig, febrig
- q. ) ; adj. Feverish :-- Gif hé feforig sý, Lch. i. 334, 21. [v. N. E. D. fevery.] v. un-feferig. feferig,febrig