The word "un-steadier" refers to something that is not stable or firm. Antonyms for this term would include words such as stable, steady, firm, constant, resolute, secure, and grounded. These words depict a sense of dependability and reliability. They suggest that something is steady and consistent, providing a solid foundation for any purpose or task. Alternatively, words such as wobbly, shaky, uncertain, vague, and insecure can also be used as antonyms for "un-steadier," as they represent the opposite of a stable and reliable foundation. Using antonyms can help to clarify and strengthen one's message by presenting contrasting ideas that can help to establish a clearer perspective.