phrenetic

This was very new; it was also very strange what a fascination he found in his phrenetic exercises.

Yet here I sit, as yet unimmolated on the altar of phrenetic vengeance.

He is a foolish physician that cannot bear the words of a phrenetic or delirant patient.

Indeed, this word phrenetic or maniac is no reproach; it is identical with mantic --prophetic.