"Taking a shine to" is an idiomatic expression used to describe a sudden liking or attraction towards someone or something. However, there are several antonyms one can use in its place, depending on the context. These include "disliking," "hating," "abhorring," "detesting," "loathing," and "despising." For instance, one could say "I don't know what it is about that person, but I can't help disliking them." Alternatively, "I have developed a strong aversion to that particular brand of beer" can be used to convey the opposite of "taking a shine to." By using any of these antonyms, one can communicate the opposite meaning of "taking a shine to.