immune vs sociable

immune

verb
  • To make immune. 

noun
  • A person who is not susceptible to infection by a particular disease 

adj
  • Exempt; not subject to. 

  • Not vulnerable. 

  • Of or pertaining to the immune system. 

  • Protected by inoculation, or due to innate resistance to pathogens. 

sociable

adj
  • Tending to socialize or be social. 

  • Offering opportunities for conversation; characterized by much conversation. 

noun
  • A four-wheeled open carriage with seats facing each other. 

  • A couch with a curved S-shaped back. 

  • An informal party or church meeting for purposes of socializing. 

  • A bicycle or tricycle for two persons side by side. 

  • A sociable person. 

How often have the words immune and sociable occurred in a corpus of books? (source: Google Ngram Viewer )