When looking for antonyms for the phrase "brought into use," one can consider words such as abandoned, discontinued, or retired. These words imply that whatever was previously being used has been stopped or no longer functions. Additionally, some alternative expressions to "brought into use" could be "taken out of storage," "introduced for the first time," or "deployed." Each of these phrases indicates a different level of newness or urgency in the thing being used, as well as the context in which it is being used. When choosing the appropriate antonym for "brought into use," consider the specific scenario in question and the desired contrast to the original phrase.