different between endpaper vs pastedown

English

end +? paper

endpaper (plural endpapers)

Either of two folded sheets of paper used to connect the front and back covers of a book to the first and last pages.
- 2011, Carol Endler Sterbenz, Homemade: The Heart and Science of Handcrafts, Simon and Schuster (?ISBN)
  Lay the folded endpaper flat, fold facing left, and apply spray adhesive to the paper on the exposed half. Lay the endpaper on the inside front cover, smoothing it to adhere the paper against the cover and the inner spine.

paste +? down

pastedown (plural pastedowns)

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