Fearn-dún

According to the Old English Dictionary:

e;

Fearn-dún

f. [Hunt. Ferandune: Brom. Farandon: fearn fern, dún a hill] Faringdon, Berkshire? or Farndon,Northamptonshire?-Hér Eádweard cing gefór on Myrcum æt Fearndúne in this year [A. D. 924] kind Edward died in Mercia at Farndon, Chr. 924; Th. 198, 1, col. 2, 3. fearn-dun