"Carry a torch" is an idiom that refers to having strong romantic feelings or affection for someone. While there are many synonyms for this phrase, such as "be in love with" or "have a crush on," there are also several antonyms that express the opposite sentiment. These include "hate," "dislike," "detest," "abhor," and "eschew." While "carrying a torch" suggests a passionate, burning emotion, these antonyms convey feelings of disdain, aversion, and rejection. It is important to consider the context when using these words, as they may be too strong for certain situations.