I Know a Librarian Who Chewed on a Word

It's been said that librarians take their love of books to the extreme. In this story, Miss Devine, a bun-wearing bibliophile, has a passion for literacy that reaches new heights. She has actually chewed on a word, claims one small witness to this outrageous event. And as the children gossip in a suspenseful build up, dying to know which word set off this smorgasbord, we discover that Miss Devine has munched her way through the whole library. In the manner of "There Was an Old Lady Who Swallowed a Fly," she has downed a book shelf, table, chair, cart, and a copy of Peter Pan trying to chase down this savory assemblage of letters. What is that word?