The idiom "eat, sleep, and breathe" is a popular expression that describes a person's complete dedication, obsession, or passion for something. The phrase implies that someone cannot live without the thing they're passionate about. However, there are aversions to this idiom that suggest the opposite.
The antonyms of "eat, sleep, and breathe" are neglect, disregard, and disregard. These words imply a complete lack of interest or passion for the topic. They show that a person has no connection or attachment to it whatsoever. Furthermore, having no attachment to something may signify that the person is indifferent to it, or they merely lack passion. These antonyms describe someone who lacks passion or care about the topic.