The term "herky jerky" refers to a choppy and unsteady movement or action. Therefore, antonyms for "most herky jerky" would describe smooth, fluid, and continuous movements. Some of these antonyms include graceful, fluid, smooth, even, steady, controlled, and flowing. For example, a ballerina's movements could be described as graceful and fluid, while the motion of a river could be described as smooth and flowing. In contrast, a toddler learning to walk may exhibit herky-jerky movements that are unsteady and uneven. By using antonyms for "most herky jerky," we can paint a more detailed picture of how something moves or operates.