Immune is a term that describes the body's ability to resist infections or diseases. Synonyms for immune include resistant, insusceptible, impervious, invulnerable, and impregnable. These words convey a sense of strength and protection against external threats. Additionally, synonyms for immune can also include words like shielded, protected, and defended. This indicates that there is a barrier of some sort, whether physical or metaphorical, that prevents harm from coming to the body. The ability to be immune is a desirable trait for both individuals and populations, as it allows for a healthy and thriving community.