alarm vs scarify

alarm

verb
  • To keep in excitement; to disturb. 

  • To give (someone) notice of approaching danger 

  • To rouse to vigilance and action; to put on the alert. 

  • To surprise with apprehension of danger; to fill with anxiety in regard to threatening evil; to excite with sudden fear. 

  • To call to arms for defense 

noun
  • An instance of an alarm ringing, beeping or clanging, to give a noise signal at a certain time. 

  • A mechanical device for awaking people, or rousing their attention. 

  • A sudden attack; disturbance. 

  • Any sound or information intended to give notice of approaching danger; a warning sound to arouse attention; a warning of danger. 

  • A summons to arms, as on the approach of an enemy. 

  • Sudden surprise with fear or terror excited by apprehension of danger; in the military use, commonly, sudden apprehension of being attacked by surprise. 

scarify

verb
  • To harrow the feelings. 

  • To remove thatch (build-up of organic matter on the soil) from a lawn, to dethatch. 

  • To break up, loosen, or roughen the surface of a field or road or a hard surface. 

  • To scratch, etch, burn, or cut designs into one's skin as a form of body modification. 

  • To damage the testa (seed coat) of a seed by cutting, scraping, chemicals, hot water, or fire to allow permeation of water and faster germination. 

  • To make scratches or cuts on. 

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