devours, eats up
I devour books.
Il a quelque chose en lui qui le dévore.
There's something inside him that's eating him up.
— Le Voyage de Chihiro (2001)
Je dévore tous les animaux de la forêt.
I devour all the animals in the forest.
La souffrance dévore le cœur ainsi que le courage.
Suffering devours the heart as well as courage.
A mouse devours a cat.