concern vs jar

concern

noun
  • A worry; a sense that something may be wrong; an identification of a possible problem. 

  • The placement of interest or worry on a subject. 

  • The expression of solicitude, anxiety, or compassion toward a thing or person. 

  • That which affects one’s welfare or happiness. A matter of interest to someone. 

  • A business, firm or enterprise; a company. 

  • Any set of information that affects the code of a computer program. 

verb
  • To engage by feeling or sentiment; to interest. 

  • To relate or belong to; to have reference to or connection with; to affect the interest of; to be of importance to. 

  • To make somebody worried. 

jar

noun
  • A sense of alarm or dismay. 

  • A small, approximately cylindrical container, normally made of clay or glass, for holding fruit, preserves, etc., or for ornamental purposes. 

  • The effect of something contradictory or discordant; a clash. 

  • A jar and its contents; as much as fills such a container; a jarful. 

  • A quivering or vibrating movement or sensation resulting from something being shaken or struck. 

  • A glass of beer or cider, served by the pint. 

  • An earthenware container, either with two or no handles, for holding oil, water, wine, etc., or used for burial. 

  • A clashing or discordant set of sounds, particularly with a quivering or vibrating quality. 

  • A pint glass 

verb
  • To knock, shake, or strike sharply, especially causing a quivering or vibrating movement. 

  • To harm or injure by such action. 

  • To act in disagreement or opposition, to clash, to be at odds with; to interfere; to dispute, to quarrel. 

  • To quiver or vibrate due to being shaken or struck. 

  • To (cause something to) give forth a rudely tremulous or quivering sound; to (cause something to) sound discordantly or harshly. 

  • To shock or surprise. 

  • Of the appearance, form, style, etc., of people and things: to look strangely different; to stand out awkwardly from its surroundings; to be incongruent. 

  • To preserve (food) in a jar. 

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