• natural acquired active immunity

स्वाभाविक:    normal constitutional spontaneous true unaffected

उपार्जित:    accrued acquired earned acquire

सक्रिय:    working working partner active nimble abroach

सक्रिय प्रतिरक्षा:    active immunity सक्रिय working

प्रतिरक्षा:    defense hedging immunity defence Defense