adaptability vs convenience

adaptability

noun
  • The quality of being adaptable; a quality that renders adaptable. 

  • Variability in respect to, or under the influence of, external conditions; susceptibility of an organism to that variation whereby it becomes suited to or fitted for its conditions of environment; the capacity of an organism to be modified by circumstances. 

convenience

noun
  • The quality of being convenient. 

  • Any object that makes life more convenient; a helpful item. 

  • A convenient time. 

verb
  • To make convenient 

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