adjective Also phre·net·i·cal.
Origin of phrenetic
Examples from the Web for phrenetic
Yet here I sit, as yet unimmolated on the altar of phrenetic vengeance.Hard Cash|Charles Reade
This was very new; it was also very strange what a fascination he found in his phrenetic exercises.Little Novels of Italy|Maurice Henry Hewlett
He is a foolish physician that cannot bear the words of a phrenetic or delirant patient.A Christian Directory (Part 4 of 4)|Richard Baxter