astucity

noun

as·​tu·​ci·​ty

-üsətē

plural -es

: the quality of being astute : astuteness

they had been fools (to put it mildly), while the M'gai had been devils of astucity and treachery

—John Masefield

Word History

Etymology

from astucious, after such pairs as English ferocious: ferocity

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