Being symptomatic refers to displaying the symptoms of a particular disease or medical condition. Antonyms for this term could include "asymptomatic," which describes individuals who do not exhibit any visible signs of a disease or infection, or "healthy," which refers to individuals who are in good physical or mental health. Other antonyms could include "undiagnosed," as individuals who are not yet diagnosed with a condition may not experience any symptoms, or "unaffected," which refers to individuals who are not impacted by a particular disease or condition. Understanding these antonyms can help differentiate between individuals who may require medical attention and those who are in good health.