knight errant
noun
Roget 910: philanthropy, humanity, humanitarianism universal humanitarianism universal benevolence; endaemonism†, deliciae humani generis [Lat.]; cosmopolitanism utilitarianism, the greatest happiness of the greatest number, social science, sociology common weal; socialism, communism, Fourierism†, phalansterianism†, Saint Simonianism†. ... show more
Roget 504: madman, lunatic, maniac, bedlamite†, candidate for Bedlam, raver†, madcap, crazy; energumen†; automaniac†, monomaniac, dipsomaniac, kleptomaniac; hypochondriac ... show more
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