Roget's Thesaurus of English Words and Phrases by Peter Mark Roget

504. Madman — N. madman, lunatic, maniac, bedlamite†, candidate for

Bedlam, raver†, madcap, crazy; energumen†; automaniac†, monomaniac, dipsomaniac, kleptomaniac; hypochondriac &c (low spirits);; crank, Tom o'Bedlam. dreamer &c 515; rhapsodist, seer, highflier†, enthusiast, fanatic, fanatico [Sp.]; exalte [Fr.]; knight errant, Don Quixote. idiot &c 501. SECTION VI EXTENSION OF THOUGHT