A book lover is someone who has an unquenchable thirst for reading. They are passionate about books and often spend their leisure time in libraries or bookstores. Synonyms for a book lover include a bibliophile, a bookworm, a avid reader, a book enthusiast, and a literary aficionado. A bibliophile has an intense love for books and the feeling of holding a book can be blissful. A bookworm is similar to a bibliophile, but they are often shy or introverted and prefer to read alone. An avid reader is someone who reads a lot, and loves to explore different genres. A literary aficionado is someone who is knowledgeable and well-read, and can discuss literature in depth.