(UN-1 12.)
1825. T. Hook, Sayings, Ser. II. II. 356. Affecting delight at their unsophistication and curiosity.
1846. Mrs. Gore, Eng. Char. (1852), 29. The unsophistication which exposes the less wary classes to be quacked to death by plausible doctors.
1887. T. Hardy, Woodlanders, III. 99. A proposal due rather to his unsophistication than to his prudence.