Obs. rare. [app. f. LIBERTY + -ISM.] = LIBERTINISM 1.
1644. Milton, Judgm. Bucer, Wks. 1851, IV. 304. A Writ of Error, not of Libertism.
1681. Ess. Peace & Truth Ch., 33. To avoid both the confusion of Libertism, and the Tyranny of pretended Ecclesiastical Infallibility.