The antonyms for the phrase "most becalmed" are terms that describe the opposite of a state of calmness or stillness. The antonyms for "most becalmed" are words that relate to motion, turbulence, agitation, and unrest. These antonyms include terms such as chaotic, tumultuous, stormy, turbulent, agitated, restless, and convulsive. When we encounter these antonyms, we can assume that they describe situations where there is an absence of calmness, such as a storm-tossed sea or a chaotic environment. These antonyms convey a sense of movement, instability, and restlessness, in contrast to the stillness and calmness that is suggested by "most becalmed.