The antonyms for the phrase "consider again" are reject, disregard, neglect, ignore, and overlook. While considering again means to re-evaluate or reconsider something, rejecting refers to the act of refusing to accept or consider something. Disregard means to ignore or pay no attention to something, while neglect refers to the act of not giving proper attention or care to something important. Ignoring means to intentionally not acknowledge something, while overlooking means to fail to notice or consider something. These antonyms provide a range of alternatives to the act of considering again, depending on the situation and context.