The term "out thinks" generally implies a person's ability to think more critically or creatively than others, allowing them to come up with better solutions or ideas. However, when it comes to antonyms for this word, we would have to look for terms that describe the opposite of this ability. Some possible antonyms for "out thinks" might include "under-thinks," "overlooks," "misjudges," or "underestimates." Essentially, these antonyms describe a lack of mental depth, insight, or careful consideration that can lead to poor decision-making or missed opportunities. While being able to "out think" others can be a valuable skill, it's important not to overlook the importance of careful thought and deliberate action in all aspects of life.