1643. Chas. I., Treaty at Oxford, Wks. 1662, II. 285. So just and unconfutable a Censure.
1684. Cudworth, Lett., in Birch, Life R. Boyle (1744), 257. Your pieces of natural history are unconfutable.
a. 1849. H. Coleridge, Ess. (1851), I. 259. Though little beholden to the privileged orders, Mr. Green was a sound unconfutable Tory.