The word "previse" means to anticipate or foresee something. The antonyms for "previse" include words like "unforeseeable," "unpredictable," "unexpected," and "surprising." These words suggest that something cannot be predicted, foreseen, or anticipated. Other antonyms for "previse" include "spontaneous," "impulsive," and "haphazard," which suggest that something is done without thinking or planning ahead. Overall, antonyms for "previse" imply that something is outside of our control, and that we cannot predict the outcome with certainty. In contrast, "previse" suggests that we can predict and plan for the future with confidence and accuracy.