precocity

noun

1. (countable, uncountable)The state of being precocious.

   “1817 William Wirt, Sketches of the Life and Character of Patrick Henry, New York: M'elrath, Bangs & Co., 1834, Section I, pp. 23-4, https://books.google.ca/books?id=5vE5AAAAcAAJ&printsec=frontcover#v=onepage&q&f=false I cannot learn that he gave in his youth, any evidence of that precocity which sometimes distinguishes uncommon genius.”

   “By the side of many tall and bouncing young ladies in the establishment, Rebecca Sharp looked like a child. But she had the dismal precocity of poverty.”

   “It was as if his precocity of crookedness (and every vulgar villain is precocious) had for once deceived him, and the man he had sought to entrap as a simpleton had, through his very simplicity, ignominiously baffled him.”

   “How can we explain the relative precocity in political studies that the Greeks demonstrated in contrast to the backwardness of other early peoples?”