The antonyms for "swinging with" would be phrases such as "lacking in coordination," "uncoordinated movement," or "awkwardness." These phrases describe a situation where there is no synchronicity between two or more parties, individuals, or objects that are expected to work together. While "swinging with" implies a fluid and seamless partnership, the antonyms convey a sense of disjointedness, which results in inefficient performance. This lack of coordination can happen in various situations, such as sports, dance, or teamwork. Antonyms for "swinging with" may also include terms such as "opposition," "competition," or "struggle," which further emphasize the sense of disharmony and conflict.