extensive vs titanic

extensive

adj
  • Having a great extent; covering a large area; vast. 

  • Serving to extend or lengthen; characterized by extension. 

  • Having a combined system entropy that equals the sum of the entropies of the independent systems. 

  • Considerable in amount. 

titanic

adj
  • Having great size, or great force, power, or strength. 

  • Of or relating to the Titans, a race of giant gods in Greek mythology. 

  • Of a mineral, especially iron ore: containing titanium, or from which titanium may be extracted. 

  • Of or relating to titanium, especially tetravalent titanium. 

  • Of a conflict or contest: involving equally powerful participants. 

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