The antonyms for the word "not discharged" can vary depending on the context. If we are talking about a medical case, antonyms might include "released," "cleared," or "discharged." In a legal context, the antonyms could be "convicted," "sentenced," or "incarcerated." In an employment situation, the antonyms might be "terminated," "fired," or "dismissed." In a military context, the antonyms might include "deployed," "mobilized," or "activated." Overall, the opposite of "not discharged" typically involves a completed action, release, or approval of an individual in some way.