The word "most immobilized" refers to a state of being completely unable to move or function. The antonyms for this word, on the other hand, describe a state of motion, activity, and freedom. The antonyms for "most immobilized" include terms such as active, moving, bustling, mobile, flexible, free, and agile. These words suggest a sense of energy and vitality, in which an individual or thing is able to move and act without hindrance. Thus, while "most immobilized" embodies a sense of complete inactivity, its antonyms suggest vitality, freedom, and agility, allowing individuals or things to move, act and function without restriction.