inmunidad
/immuniˈdad/ · B1 · noun · f
unsusceptibility
💉🛡️ inmunidad = immunity: in- (not) + munus (duty), freed from a burden
From Latin immunitas: in- (not) + munus (duty, tax). It first meant exemption from public duties, later protection from disease. Spanish keeps the -dad ending where English has -ty, as in ciudad/city.