nimble-wittedness en · NOUN
Etymology
From nimble-witted + -ness.
Meanings
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(uncountable) The characteristic of being nimble-witted, mental sharpness.
Maycomb was an ancient town. It was twenty miles east of Finch’s Landing, awkwardly inland for such an old town. But Maycomb would have been closer to the river had it not been for the nimble-wittedness of one Sinkfield, who in the dawn of history operated an inn where two pig-trails met, the only tavern in the territory.
1960, Harper Lee, chapter 13, in To Kill a Mockingbird, New York: Harper Perennial Classics, published 2002, pages 147–148: