continent vs unaltering

continent

adj
  • Not interrupted; connected; continuous. 

  • Exercising self-restraint; controlled, temperate with respect to one's bodily needs or passions, especially sex, urination and/or defecation. 

noun
  • Each of the main continuous land-masses on the earth's surface, now generally regarded as seven in number, including their related islands, continental shelves etc. 

unaltering

adj
  • Not altering; unchanging, constant. 

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