quality vs value

quality

noun
  • Level of excellence. 

  • The third step in OPQRST where the responder investigates what the NOI/MOI feels like. 

  • A newspaper with relatively serious, high-quality content. 

  • Something that differentiates a thing or person. 

  • The degree to which a man-made object or system is free from bugs and flaws, as opposed to scope of functions or quantity of items. 

  • In a two-phase liquid–vapor mixture, the ratio of the mass of vapor present to the total mass of the mixture. 

adj
  • Being of good worth, well made, fit for purpose; of high quality. 

value

noun
  • The degree of importance given to something. 

  • The relative darkness or lightness of a color in (a specific area of) a painting etc. 

  • The valuable ingredients to be obtained by treating a mass or compound; specifically, the precious metals contained in rock, gravel, etc. 

  • The relative duration of a musical note. 

  • That which is valued or highly esteemed, such as one's morals, morality, or belief system. 

  • The amount (of money or goods or services) that is considered to be a fair equivalent for something else. 

  • The quality (positive or negative) that renders something desirable or valuable. 

  • Any definite numerical quantity or other mathematical object, determined by being measured, computed, or otherwise defined. 

  • Precise meaning; import. 

verb
  • To regard highly; think much of; place importance upon. 

  • To fix or determine the value of; assign a value to, as of jewelry or art work. 

  • To estimate the value of; judge the worth of something. 

  • To hold dear. 

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