lark vs rough-and-tumble

lark

verb
  • To sport, engage in harmless pranking. 

  • To catch larks (type of bird). 

  • To frolic, engage in carefree adventure. 

noun
  • Any of various similar-appearing birds, but usually ground-living, such as the meadowlark and titlark. 

  • One who wakes early; one who is up with the larks. 

  • A romp, frolic, some fun. 

  • A prank. 

  • Any of various small, singing passerine birds of the family Alaudidae. 

rough-and-tumble

verb
  • Engage in rough-and-tumble activity 

noun
  • An environment of rough activity 

  • Rough activity; fighting or brawling; a fight. 

  • A person who characteristically engages in such activity 

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

  • highly competitive 

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