Common words:
* Bibliophile: A lover of books.
* Bibliography: A list of books or other works consulted in the preparation of a scholarly work.
* Bibliomania: An excessive enthusiasm for acquiring books.
* Bibliotherapy: The use of books as a form of therapy.
Less common words:
* Biblioclast: A person who destroys books.
* Bibliolatry: The worship of books.
* Bibliographer: A person who compiles bibliographies.
* Bibliolatry: An excessive reverence for books.
* Bibliophagist: A person who devours books.
* Bibliosmia: The smell of old books.
Other words:
* Bible: The sacred scriptures of Christianity.
* Biblical: Relating to the Bible.
* Bibliopegist: A person who binds books.
* Bibliotaph: A person who buries books.
This is not an exhaustive list, but it covers some of the most common and interesting words containing the root "biblio".