The word "disagreed" implies a disagreement or difference of opinion. Its antonyms would be words that signify agreement or harmony. Some of the antonyms for "disagreed" include "agreed," "concurred," "assented," "approved," "endorsed," "acquiesced," and "harmonized." These words represent a willingness to come to a common understanding or to be in sync with others. The use of antonyms for "disagreed" can be helpful in promoting teamwork, understanding, and unity in communication. By focusing on the positive, antonyms can help reduce conflict and foster a peaceful resolution.