The antonyms for the word "united eagle" can be described as divided or separated bird. The term 'united' implies a strong bond or connection, while the word 'eagle' often denotes strength, courage, and freedom. Therefore, antonyms could be 'divided' or 'separated', which indicates a lack of unity, cooperation, or harmony. Other antonyms for 'eagle' could be 'weak', 'timid', or 'dependent', which are notable qualities that are antithetical to the characteristics of an eagle. These antonyms illustrate the negative impacts of disunity, weakness, and lack of independence, which may lead to failure in various endeavors.