Definition of book word
: a word learned solely or principally from reading and often understood without knowledge of its customary pronunciation
eleemosynary is a book word fine book words and long sentences— Charles Kingsley
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“Book word.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/book%20word. Accessed 26 Jun. 2022.
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Time Traveler for book word
The first known use of book word was circa 1670
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