The word "unsaying" refers to taking back or retracting something that has been said or expressed. Some antonyms for this word include affirming, declaring, confirming, avowing, stating, and proclaiming. These words indicate a strong sense of conviction and belief in what has been communicated. When someone affirms or confirms something, they are stating their confidence in its truth. Similarly, when someone declares or proclaims something, they are presenting it with authority and conviction. Unlike "unsaying," these antonyms suggest a steadfastness in one's words and beliefs. By using these words, one can convey a sense of certainty and confidence in what they are communicating.