[f. ASTUCIOUS; cf. ferocious, ferocity.] Astuteness.
1837. Carlyle, Fr. Rev., I. iii. (1872), III. 19. With astucity, with swiftness, with audacity! Ibid. (1851), Sterling, III. v. (1872), 211. He was a man great only in speciosities, astucities.