The phrase "come-hither look" is often used to describe a coy or seductive expression. Its antonyms, on the other hand, describe a more reserved or indifferent expression. Words like "aloof," "cold," or "detached" suggest a lack of interest or emotional detachment. Alternatively, words like "reserved," "modest," or "timid" imply a shy or cautious demeanor. These opposite expressions can indicate different levels of comfort and confidence, and the way we hold ourselves can have a profound impact on how others perceive us. Ultimately, the choice of expression we use will depend on the situation and the image we seek to project.