Antonyms for the phrase "has advantage" could include any number of phrases or words that indicate the opposite, such as "has a disadvantage," "has a weakness," "is at a disadvantage," "is behind," "is inferior," "is outmatched," and so on. The antonyms for "has advantage" imply that the situation is opposite of having an advantage, which means that the entity or individual may face challenges or setbacks in achieving their goals or objectives. Using antonyms for "has advantage" can be beneficial when analyzing a situation, as it helps to identify the potential risks or weaknesses that need to be considered.