fatigue vs rough-and-tumble

fatigue

verb
  • To tire or make weary by physical or mental exertion. 

  • To lose so much strength or energy that one becomes tired, weary, feeble or exhausted. 

  • To cause to undergo the process of fatigue. 

  • To wilt a salad by dressing or tossing it. 

  • To undergo the process of fatigue; to fail as a result of fatigue. 

noun
  • Weakening and eventual failure of material, typically by cracking leading to complete separation, caused by repeated application of mechanical stress to the material. 

  • A weariness caused by exertion; exhaustion. 

  • A menial task or tasks, especially in the military. 

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 fatigue and rough-and-tumble occurred in a corpus of books? (source: Google Ngram Viewer )