(UN-1 12.)
a. 1695. Ld. Halifax, Char. Chas. II. (1750), 4. In this kind of Indifference or Unthinkingness, I will suppose he might pass some considerable part of his Youth.
1744. Lond. Mag., 27. Men begin to be convinced that Indolence and Unthinkingness, are the greatest Blessings upon Earth.
1796. Mme. DArblay, Camilla, I. 229. [He will] never go astray again, in wicked unthinkingness of this great mercy.
1857. Bagehot, Biog. Stud., 53. The unfeeling unthinkingness of our Home administration.
a. 1866. J. Grote, Exam. Utilit. Phil., xviii. (1870), 297. To make a state of unthinkingness desirable for the human mind.