aftershock vs harm

aftershock

noun
  • Emotional and physical distress following a traumatic event. 

  • An earthquake that follows in the same vicinity as another, usually larger, earthquake (the "mainshock"). 

  • By extension, any result or consequence following a major event. 

harm

noun
  • emotional or figurative hurt 

  • detriment; misfortune. 

  • physical injury; hurt; damage 

  • That which causes injury, damage, or loss. 

verb
  • To cause injury to another; to hurt; to cause damage to something. 

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