Inexactitude is the antonym of "in exactnesses." It implies a lack of precision or accuracy in measurement, calculation, or description. Synonyms for inexactitude include imprecision, inaccurateness, unreliability, vagueness, and ambiguity. Another antonym for inexactnesses is exactitude, which refers to the degree of accuracy or correctness in measurement, calculation or statement. Synonyms for exactitude include precision, accuracy, correctness, and meticulousness. Inexactness and exactness are antonyms, with the former indicating the lack of accuracy, and the latter representing the degree of accuracy of a statement, calculation, or measurement.