Antonyms for the phrase "putting out of commission" include mending, fixing, repairing, maintaining, and restoring. These words suggest the opposite of rendering something inoperative and returning it to a functioning state. Instead, they indicate a process of improving, enhancing, and preserving the operating condition of an object or system. Word choices like these conceptualize the activity of ameliorating, rather than dismantling, decommissioning or otherwise disabling. In effect, the antonyms for putting out of commission convey an ethos of conservation, reliability and sustainability, conveying a more positive perspective on the potential for maintaining existing infrastructure, equipment, and apparatuses.