The antonyms for the phrase "most bunched" can be varied and depend on the context in which the term is used. If we take the literal meaning of "bunched," which can refer to having things packed together, then the antonyms would be words such as "spread out," "scattered," "dispersed," or "separated." However, if we interpret "most bunched" as a figurative expression meaning "highly crowded" or "heavily populated," the antonyms would include "sparse," "desolate," or "unpopulated." Other antonyms that could apply in specific situations might include "loosened," "untwisted," "relaxed," or "disentangled." The most appropriate antonym depends on the exact meaning intended by the speaker or writer.