Versed in books; having knowledge derived from books.(adjective)
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Use "book-learned" in a sentence
"Just because we have educated our younger people does not make them wiser, just more book-learned."
"I'm not book-learned enough to say with historic certainty that America pioneered the use of the minor-celebrity endorsement."
"I know the heathen, and their oppressors, pretty well, you see, and the folly of sitting smug in judgment years after, stuffed with piety and ignorance and book-learned bias."