The word detonative refers to something that explodes or causes an explosion. Some antonyms for this term could include peaceful, calm, tranquil, stable, or secure. These words signify a state of calmness or stability, which is opposite to the explosive nature of detonative. Another set of antonyms could include restrained, subdued, controlled, moderate, or mild. These words signify a lack of power or forcefulness that is unlike the powerful and explosive nature of detonative. These antonyms help to provide a range of words that work in contrast to the meaning of detonative, making it easier to express oneself more precisely.