Uncountable; the activity or habit of loving books.
Her lifelong book-loving filled every corner of the house with novels.
Son amour des livres de toujours remplissait la maison de romans.
Used attributively and predicatively to describe someone who loves books.
The book-loving teenager spent every afternoon at the library.
L’adolescent amoureux des livres passait chaque après-midi à la bibliothèque.