Loan Word, Please

“Tsundoku” - Japanese Word for the New Books That Pile Up on Our Shelves. Need it in English! http://t.co/fS8IhMJkwP pic.twitter.com/aILnTQPrGt

— Open Culture (@openculture) July 24, 2014

Even though I'd make use of this word, I think we also need a word for the ebooks that queue up on our readers—less clutter but still a backup.