The phrase "makes top of head" typically refers to something that is done without much thought or preparation, often impulsive or instinctive. Antonyms for this expression could include terms such as calculated, deliberate, planned, thoughtful, and cautious. These words may describe actions or decisions that are made after considering various options, weighing potential consequences, and taking factors such as emotions and long-term outcomes into account. By contrast, "makes top of head" suggests a lack of foresight or consideration, which can sometimes lead to mistakes, regrets, or unintended consequences. Hence, choosing antonyms to this expression can help convey a sense of purposefulness and deliberation.