The word "mis-stating" means to state something that is untrue or inaccurate. Some antonyms for this word include "proclaiming", "asserting", "declaring", "affirming", and "averring". These words imply a sense of confidence and certainty in the statement being made, indicating that the speaker believes what they are saying to be true. On the other hand, words such as "doubting", "questioning", "disputing", "opposing", and "contradicting" serve as antonyms to "mis-stating" by suggesting uncertainty or disagreement with the statement being made. These antonyms can help clarify the intent and meaning behind a statement, distinguishing between facts and opinions or highlighting conflicting viewpoints.