aggressiveness vs belligerence

aggressiveness

noun
  • The state or quality of being aggressive. 

  • The propensity of a soil or water to dissolve metal or cement structures. 

  • The result or product of being aggressive. 

belligerence

noun
  • The state of being belligerent; aggressive inclination to war. 

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