Noun

• S: (n) immunization, immunisation (the act of making immune (especially by inoculation))
• direct hyponym / full hyponym
• direct hypernym / inherited hypernym / sister term
• S: (n) protection (the activity of protecting someone or something) "the witnesses demanded police protection"
• S: (n) activity (any specific behavior) "they avoided all recreational activity"
• S: (n) act, deed, human action, human activity (something that people do or cause to happen)
• S: (n) event (something that happens at a given place and time)
• S: (n) psychological feature (a feature of the mental life of a living organism)
• S: (n) abstraction, abstract entity (a general concept formed by extracting common features from specific examples)
• S: (n) entity (that which is perceived or known or inferred to have its own distinct existence (living or nonliving))
• derivationally related form