This bar chart shows how twenty-seven books of classic literature vary in the richness of their vocabulary, noting that, unfortunately, the most frequently read in the classroom are the least challenging.
https://www.rfwp.com/pages/wp-content/uploads/2011/06/classic-words-chart.pdf
472 classic words found in Gulliver’s Travels.
https://www.rfwp.com/pages/wp-content/uploads/2011/06/GULLIVER.pdf
https://www.rfwp.com/pages/wp-content/uploads/2011/06/100-classic-words.pdf