The phrase "are smitten by" implies a strong feeling of attraction or infatuation. Therefore, some antonyms for this phrase would be disinterested, unimpressed, indifferent, repulsed, or repelled. Disinterested means not having a personal stake in something or showing no bias or enthusiasm. Unimpressed suggests lacking feeling or admiration towards someone or something. Indifferent expresses a lack of concern or interest in the subject. Repulsed and repelled signify a strong dislike or aversion towards someone or something. These antonyms paint a picture of negativity towards the object of affection, indicating a lack of attraction or interest.