a. Ridden by a hag or witch; hence, afflicted with nightmares; tormented or harassed by nightmares or unreasonable fears. Beattie. Cheyne. Syn. -- tormented. [ 1913 Webster + WordNet 1.5 ]
hagridden . . . by visions of an imminent heaven or hell upon earth C. S. Lewis
(adj) tormented or harassed by nightmares or unreasonable fears; - C.S.Lewis, Syn. hagridden, tormented, Example:hagridden...by visions of an imminent heaven or hell upon earth