Mis-reckoning refers to a failure to accurately calculate or estimate something. Antonyms for this word include correct calculation, truthful estimation, and accurate assessment. Other antonyms include precision, exactness, and reliability. These words all suggest the opposite of mis-reckoning, which is a lack of precision or accuracy in decision-making or evaluation. By using antonyms for mis-reckoning in your vocabulary, you can express the importance of being precise, reliable, and truthful when it comes to analyzing information or making decisions. Ultimately, having a solid understanding of antonyms for mis-reckoning can help you to communicate more effectively and avoid misunderstandings.