The word "un-steadied" suggests a lack of stability or balance. Antonyms for this word would be those that convey a sense of steadiness or balance. Some possible antonyms could include "steady," "balanced," "composed," "calm," "grounded," "secure," "stable," "settled," "firm," and "unwavering." These words embody the opposite of "un-steadied" by communicating a sense of solidity, sureness, and groundedness. When we use these antonyms, we can describe situations or individuals that are reliable, trustworthy, and levelheaded. By contrast, "un-steadied" things are unpredictable, fickle, and prone to shifting and slipping away.