pugnacity vs rough-and-tumble

pugnacity

noun
  • The act or characteristic of being aggressive or combative. 

rough-and-tumble

noun
  • Rough activity; fighting or brawling; a fight. 

  • An environment of rough activity 

  • A person who characteristically engages in such activity 

adj
  • active, vigorous and rough, with the possibility of harm 

  • highly competitive 

verb
  • Engage in rough-and-tumble activity 

How often have the words pugnacity and rough-and-tumble occurred in a corpus of books? (source: Google Ngram Viewer )